EAV Tech - Audio Technologies

www.atiguys.com

ATI has long been recognized as a manufacturer of high quality broadcast audio/studio equipment. ATI currently has over 70,000 pieces of equipment in use worldwide. Some of the recognized users are the cable companies such as HBO, CNN and ESPN, independent TV and Radio stations worldwide, production studios, theme parks and sports stadiums, Disney World, Universal Studios and Warner Communications, along with many others.

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Audio Technologies Inc

Audio Technologies Incorporated have a range of Mic products, ranging from small portable units to rack mount units. Their range also includes the popular Nanonamp and Encore series, including such products as Dual Microphone to Line amplifiers and Muliple Amplifier Arrays for both Mic and Line signals.

Audio Technologies Inc - ML200

The ML200 is a Dual Microphone to Line Amplifier. It features servo balanced line outputs @ +22dBm. Front panel selection of phantom power and preamp gain along with Input/Output peak flasher.
Link: http://www.atiguys.com/ml200-dma103-da103.html

Audio Technologies - DMA103

The DMA103 is Distribution Microphone Amplifier. One microphone input to three servo balanced line outputs @ +22dBm. Dip switch selection of phantom power and preamp gain for high output microphones and line level inputs. Master gain control and independent output level trimmers. XLR input and outputs. A DA103 is also available which is a line level distribution amplifier.

Audio Technologies Inc M100

The M100 - Microphone Amplifier will eliminate dimmer noise, RF pickup and hum loops in long low-level cable runs by mountng this small, rugged full featured preamp close to the audio source. The unusually quiet, direct balanced, instrumentation amplifier input has impressive hum and RF rejection and a 0dBu maximum mike input lavel prevents overload. Features switchable and remotely trimmable gain, limiter, low-cut filter, 48 volt phantom power and a phase reversing switch. A unique output driver provides the many advantages of true transformer isolation with no performance compromises. XLR in and out. Rack mount one or two side-by-side with accessory panel.

Audio Technologies Inc - MMA/MLA400/800

The Multiple Amplifier Arrays feature four or eight individual channels to boost either microphone or line level balanced inputs up to +24 dBm, 600 ohm line levels with either active or transformer balanced outputs. Use as microphone, line buffer, IHF interface, audio distribution and level matching amplifiers. Drive headphones or interfaces phone line. Combine channels with rear connector jumpers to form stereo summing networks, DAs, simple mixers or even a press box. Adjustable gain, up to 82dB mic and 42dB line. Low noise and distortion, ruler flat response. Barrier block terminals, 1-3/4" rack mount. accessory XLR in-out panels available.

Audio Technologies Inc - System 1000 Modular Amplifiers

Mix Interchangeable Distribution, Microphone or Line Amplifier Modules Into One Rack Frame The Modular 1000 System allows you to plug in up to ten DISTRIBUTION, single or dual LINE or MICROPHONE modules and two power supply plug-ins. Separate fusing and regulation in each amplifier module minimize localized heat build-up and yield the highest system reliability. Punch block type rear connectors make installation a snap! All units have front panel output level adjustment. VCA option is available for remote DC gain control for mono or dual units.

Audio Technologies Inc - Line
Audio Technologies Incorporated have a range of Line products, ranging from small portable units to rack mount units. Their range also includes the popular Nanonamp and Microamp series, ranging from such products as their Dual Line/Buffer amplifier to Muliple Amplifier Arrays for both Mic and Line signals.

Audio Technologies Inc - Line - L200

The L200 Dual Line/Buffer Amplifier is an inexpensive high performance amplifier which is ideal as a gain block, attenuator, impedance converter and signal splitter. It can also be configured as a stereo to mono summing amplifier with the addition of an internal jumper.
Link:http://www.atiguys.com/l200xlr.html

Audio Technologies Inc - Line - L1000

The L1000 -Precision Dual Line Amplifier is a Versatile Tool. Use it to upgrade a low output console, drive phone lines, boost inputs, cancel hum, interface Hi-Z outputs to balanced lines, compensate for line loss, sum L+R, check phase, drive meters and headphones. Balanced, bridging inputs, transformer or active balanced outputs, +22dBm in and out, 34dB gain. Half rack, mounts one or two across. Barrer block terminals, XLRs optional.
Link:http://www.atiguys.com/l1000mic.html

Audio Technologies Inc - Line - MMA/MLA400/800

Audio Technologies Inc - Line - System 1000 Modular Amps

The SUM100 Summing Amplifier is an inexpensive, high performance amplifier configured as a stereo to mono summing amplifier. The inputs provide a balanced 40K ohm bridging impedance for line levels up to +24dBm. The high input impedance allows the input to also bridge -10dBu (hi-fi, RCA plug) lines without loading. Front panel, screwdriver potentiometers provide independent input trim controls and full range master gain control. 28dB gain maximum with input and output controls fully clockwise. The output driver is servo controlled, ground sensing circuit which will supply over +22dBm to 600 ohm balanced load and +20dBu to high impedance, unbalanced load. The SUM-100 uses rugged XLR type input and output connectors. Up to three will mount side-by-side in only one rack unit using the available rack mounting kits.

Audio Technologies Inc - Phono
Audio Technologies Incorporated supply phone products in the area of stereo phone preamplifiers and amplifiers. Their units are all RF proofed packed around their high performance circuitry making them suitable for the use in the toughest environments.

Audio Technologies Inc - Phono - P100

The P100- Stereo Turntable Amplifier is your best choice for a tough RF environment. No pretty paint or shiny pushbuttons but an economical, RF proof package wrapped around high performance circuity makes this preamp our best seller. A subsonic warp filter, DIP switch R and C cartridge loading, precision 1/2dB equalizer, low noise front end and a line isolated active balanced output makes this preamp your best buy.

Audio Technologies Inc - Phono - P1000

The P1000 is a Stereo Turntable Amplifier. You will be amazed at how well a really effective subsonic filter can clean up the rest of your audio chain. Flat to 30 Hz, down 30 dB by 7 Hz, it blocks those high amplitude record warp and seismic signals that can saturate downstream transformers and cause distortion in high level circuitry. Push button high boost and cut filters allows you to brighten a muddy recording or reduce stridency. DIP switch cartridge loading, precision 1/4dB equalization, low noise and more headroom than the physics of disk cutting will ever require make this preamp an exceptional performer. Desk, cabinet and rack mounting.

Audio Technologies Inc - Mixing
Audio Technologies Incorporated have a range of Mixing products. They are compact, convenient, high performance and rugged with the options of remote power modules. Their range also includes the popular Nanonamp and Encore series, including such products as Dual Microphone to Line amplifiers and Muliple Amplifier Arrays for both Mic and Line signals.

Audio Technologies Inc - Mixing - MX101,100,100C,XP100

The MX101 is a field or studio full featured, three channel, switchable microphone/line mixer with low noise balanced inputs, phantom power, switched low cut filters, slate microphone, and a test tone oscillator driving a bright LED VU meter and a low distortion servo balanced selectable line/mic mono output with switchable peak limiting. An independent adjustable headphone output monitors program or cue and program. The MX100 and MX100C are basic studio or field three channel, selectable microphone/line mono mixers with low noise balanced inputs, phantom power, an adjustable headphone program output and a metered low distortion selectable balanced line/mic output. The MX100C also includes a switchable peak limiter.

Audio Technologies Inc - Mixing - MXS100,MX200,200C,XPS100,XPS200

The MXS100 is a full featured stereo field mixer with three XLR switchable Mic/Line low noise balanced inputs, phantom power, pan pots, switched low cut filters, slate microphone, stereo tape in and tape out jacks (new), and a test tone oscillator driving stereo, bright LED bargraph VU meters, low distortion servo XLR balanced switchable mic/line outputs (new) with switchable peak limiting, and a stereo program/cue headphone output.
The MX200 is a lower cost stereo mixer for studio applications that does not include all of the bells and whistles needed for field operation which are included with the MXS100. The MX200 features three XLR switchable Mic/Line low noise inputs with pan pots and phantom power. Balanced line level stereo outputs. Independent headphone monitoring. Bright LED bargraph VU meters. Rack or desk mount. Increase inputs with one or two XPS input expanders. Rack mount kits allow up to 11 mic/line inputs in single rack space.
The MX200C is the same as the MX200, but includes a switchable peak limiter.
Expand the MXS100 or MX200 mixer with an XPS100 for four additional Mic/Line inputs with pan pots or combine with the XPS200 to add two stereo line level inputs. Use multiple input expanders to precisely meet your requirements. Expanders include all audio and DC interconnects.

Audio Technologies Inc - Mixing - ML1000

The ML1000 is - One high gain mike channel, one medium gain line amplifier. Use it as a flexible two channel utility amplifier or flip a switch for a great mini-mixer for desk top newsroom production. XLR connectors in and out. Rack mounts singly or two side-by-side.
Mic /Line Amplifiers provide two independent and totally isolated channels, one high gain MIKE channel (b) and one medium gain LINE channel (A). Each drives a 600 ohm output. The Line input accepts high level balanced or unbalanced lines and the microphone input is driven from a low impedance microphone. A rear panel switch allows mixing of both input channels into both outputs.

Audio Technologies Inc - Summing
Audio Technologies Incorporated have a range of Summing products. They are compact, convenient, high performance and rugged. Their range also includes the popular Nanonamp and Encore series.

Audio Technologies Inc - Summing - SUM100

Audio Technologies Inc - Summing - MMA/MLA400/800

Audio Technologies Inc - Matching
Audio Technologies Incorporated have a range of Matching products. They can accepts serial digital NRZ signals such as AES/EBU digital audio from either of a 110 Ohm balanced XLR input, a 75 Ohm BNC or RCA input or a TOSLINK(tm) optical fibre. Units can utilizes an external power module or internal batteries!

Audio Technologies Inc - Matching - DMM100,DMM100-BAT

The DMM100 accepts serial digital NRZ signals such as AES/EBU digital audio from either of a 110 Ohm balanced XLR input, a 75 Ohm BNC or RCA input or a TOSLINK(tm) optical fibre. The DMM100 provides reshaped outputs to simultaneously drive a 110 Ohm balanced XLR line, 75 Ohm BNC or RCA cables and a TOSLINK(tm) optical fibre. All inputs and outputs are transformer coupled and floating to provide maximum isolation and ground loop elimination.
The DMM100 is perfect for interfacing short run fibre or unbalanced RCA digital outputs to balanced XLR or 75 Ohm coax for longer cable runs. The DMM100 will also match your facility wiring to any RCA, BNC, XLR or TOSLINK(tm) device input. The multiple outputs of the DMM100 are also useful as digital signal splitter/distribution amplifier. The DMM100 utilizes an external power module. A power switch, indicator and Signal Present LED are on the front panel with all signal and power connectors on the rear.
The DMM100-BAT utilizes an external power module or internal batteries (4 AA not included). Battery access is through the top cover.

Link: http://www.atiguys.com/DMM100.html

Audio Technologies Inc - Matching- MM100/DP100

The MM100 is a Bi-Directional Stereo Inferface. Use it for record-playback applications interfacing audio or video cassette recorders, sound cards, digital workstations (DAW) and also for input-output matching of Equalizers, NR units, Reverbs and Mixers. Jumper the IHF jacks to make a dual line amp, two output DA or a two input summing amp and stereo combiner.
The DP100 is designed to invisibly interface digital compact disc playback units with absolutely no reduction of the superb performance available from the digital system. Equally at home on a newsroom desk, use the disc patcher to patch ENG cassette recorders into your system for dubbing, DAW outputs and console audition outputs.

Link: http://www.atiguys.com/mm100.html

Audio Technologies Inc - Matching - BI100/BU400/UB400

Three inexpensive, high quality IHF (-10dBu, 10Kohm, unbalanced) to PRO ( +4dBm, 600 ohm, balanced) Interface Amplifiers provide a choice of configurations to allow easiest connection and use of semi-pro mixers, cassette or RDAT decks, equalizers, VCRs, ENG recorders, CDs and power amplifiers in professional low impedance line applications. Gold plated RCA type phono jacks connect to the IHF world and rugged rear mounted XLR type connectors interface with the PRO side. Balanced +22dBm low distortion outputs are capable of driving balanced or unbalanced 600 ohm lines. Front panel controls allow precise matching of all outputs to system level requirements.

Link: http://www.atiguys.com/bi100.html

Audio Technologies Inc - Matching - MMA/MLA400/800

Link: http://www.atiguys.com/multiamp.html

Audio Technologies Inc - Metering
Audio Technologies Incorporated have a range of Metering products ranging from full featured stereo line amplifiers with analogue meters to quad digital metering systems. The units are compact, convenient and rugged. Compatible packages let you mix and match. Use them free standing, pack them, stack them or rack mount one, two or three across with convenient accessories.

Audio Technologies Inc - Metering - BGD200/400

The BGD200 & BGD400 Dual and Quad Bargraph Meters Economically display up to twelve critical audio lines in only single rack space. Remote, shared power supplies let you mount these bright three color VU or PPM meters directly under video monitors or critical audio circuits with no possiblility of magnetic interference. Intense, multiple color, ten segment displays are visible even in bright sunlight. VU models display -20 to +3dBu, around 0VU, PPM models cover -15 to +12dB. Zero reference levels for both models are selectable to -10, +4 or +8dBu, with front panel trimmers for fine adjustment.

Link: http://www.atiguys.com/bgd200.html

Audio Technologies Inc - Metering - VU200/400/600/800

The VU200/400/600/800 provide an electronic security blanket. Give yourself that warm, secure, all-is-well feeling by economically displaying all your important signal lines simultaneously. Know at a glance where your signals are (or are not). Display one, two, three or four stereo lines (eight channles) on bright, three color, sixteen segment, LED bargraphs with simultaneous VU and PPM indication. Balanced, bridging inputs are switchable for 0VU at -10, +4 and +8dBm line levels.

Link: http://www.atiguys.com/vu800.html

Audio Technologies Inc - Metering - VU1000

The VU1000 - Eight Line Switcher, Meter and Monitor Amplifier is Capable of many functions. Use the VU1000 as an input line selector to an audio or video recorder, a remote line selector into your console and for general metering and monitoring of critical signals. Eight balanced bridging inputs are panel and remotely selectable to feed a LED bargraph meter with both VU and PPM ballistics plus a balanced line output and headphone jack. A range switch sets the reference line output and 0VU indications for five input levels from -10 to +18dBm.

Link: http://www.atiguys.com/vu1000.html

Audio Technologies Inc - Metering - AMM200

The AMM200 Analogue Monitor is a full featured stereo line amplifier and monitor providing balanced XLR line inputs and amplified outputs, stereo headphone drivers and a stereo LED meter. The bright two-color LED meters are switchable for measuring line input or output levels. Meter ballistics can be switched for peak or average response. Meter range covers -15 to +12dB in ten 3dB steps. Switched rear panel RCA jacks can allow external self powered speakers to be controlled from the headphone amplifiers.

Link: http://www.atiguys.com/AM200.html

Audio Technologies Inc - Monitoring/Headphone Amplifiers
Audio Technologies Incorporated have a wide range of Monitoring/Headphone Amplifier products. This range also includes the popular Nanonamp, Encore and Micrometer series, including such products as their Full featured Six output Headphone amplifiers to Pink and White noise generators.

Audio Technologies Inc - Monitoring/Headphone Amplifiers - HDA400/600

The HDA400- Headphone amplifier is an economical four output stereo monitoring system. Balanced ¼" TRS stereo line inputs with a master level control, clipping indicator and stereo/mono switch drive four independently adjustable high compliance stereo outputs. Each output comfortably drives typical 32 to 600 ohm headphones to SPL in excess of 120dB at 100mW each. Headphone output jacks are duplicated on front and rear panels.
The HDA600- headphone amplifier is a full featured, six output stereo headphone distribution system. Parallel balanced XLR and TRS cue and stereo line inputs allow easy loop-thru and connector flexibility. A mic/line cue input is adjustable and selectable into left, right or both internal distribution busses mixed with the stereo line feed. Clip LEDs monitor cue and line inputs. Six independent, 100mW, high compliance stereo headphone drivers are fed from either the internal distribution busses or from individual rear TRS connectors configurable as stereo unbalanced or mono balanced inputs. Signal presence LEDs monitor each input. Headphone outputs are duplicated on front and rear of the one rack unit, internally powered package.

Link: http://www.atiguys.com/hda400-600.html

Audio Technologies Inc - Monitoring/Headphone Amplifiers - HDA100/HDA100-BAT

The HDA100 is a high quality stereo headphone amplifier capable of driving most 32 to 600 ohm headphones to very high levels near 120dB SPL. The HDA100 features high impedance balanced inputs selectable for -10 or +4dBu and a front panel stereo/mono switch.
The HDA100-BAT adds a battery power option with two 9V batteries. Battery life varies with loudness and headphone efficiency. Alkaline batteries typically provide 16 hours; lithium, 40 hours. Batteries mount in the top cover.

Link: http://www.atiguys.com/hda100.html

Audio Technologies Inc - Monitoring/Headphone Amplifiers - MA1000

The MA1000 - Stereo Power Amplifier provides an honest 10 Watts per channel stereo or 25 Watts in mono bridged mode makes an economical headphone amp or monitor driver for small studios. Also makes a great balanced output distribution amplifier capable of driving over eighty 600 ohm loads at +24dBm. Front panel mono/stereo switch, level controls and a headphone jack, professional balanced bridged inputs and complete electronic output protection in a tiny but rugged half rack package. Mount four 10 Watt mono channels in only 1 3/4".

Link: http://www.atiguys.com/ma1000.html

Audio Technologies Inc - Monitoring/Headphone Amplifiers - NG-1

The NG-1-Audible Noise Generator, provides White or Pink Noise with Pulsed or Continuous outputs. It is a useful tool for broadband level matching of multiple microphones in studios, teleconferencing rooms and A/V installations. An exellent source of background masking noise for injection into office background music systems or via direct acoustic radiation.
Built-in speaker or can drive external amplifiers and speakers. Powered by an internal 9VDC battery (not included) for total portability or an AC/DC wall adaptor for continuous use. Rugged, compact ABS enclosure with swivel type mount.

Link: http://www.atiguys.com/ng-1.html

Audio Technologies Inc - Monitoring/Headphone Amplifiers - VU1000

Link: http://www.atiguys.com/vu1000.html

Audio Technologies Inc - Monitoring/Headphone Amplifiers - AMM200

Link: http://www.atiguys.com/AM200.html

Audio Technologies Inc - Processing
Audio Technologies Incorporated supply an "addictive little mic processor". Suitable for many applications from Sound reinforcement to Studio use, it is small, fully featured and backed up with a 3 year warranty!

Audio Technologies Inc - Processing - EM1000

The EM1000 - Mic Processor can make the Chairman of the Board sound like Derryn Hinch, call down fire and brimstone without feedback and make radio jocks sound as big as their egos with this powerful processor. A voice operated gate allows safe hands-free mike control and a gated compressor-limiter rides gain without annoying background noise buildup. Four sections of swichable full range parametric equalizers can be combined to notch out room resonances or turn your mild mannered telephone reporter into superman. Mike and line level in and out. Desk or half rack mount.
Link:http://www.atiguys.com/em1000.html

Audio Technologies Inc - Distribution
Audio Technologies Incorporated have a wide range of Distribution products to cover all your distribution needs ranging from 1X3 Distribution Amplifiers to Modular mono and stereo distribution amplifers. Many of the units are compact, convenient and rugged, with their compatible packages letting you mix and match. Use them free standing, pack them, stack them or rack mount one, two or three across with convenient accessories.

Audio Technologies Inc - Distribution - ML100/DMA103/DA103

This range includes a variety of Dual Microphone to Line Amplifers and Distribution Amplifiers.
The ML200 -Microphone to Line Amplifier features servo balanced line outputs @ +22dBm including front panel selection of phantom power and preamp gain and an Input/Output peak flasher
The DA103 -Distribution Amplifier features one line input to three servo balanced line outputs @ +22dBm. With master gain control and independent output level trimmers. Individual two piece quick change Phoenix type connectors and one set for each input and output
The DMA103 -Distribution Microphone Amplifier supplies one microphone input to three servo balanced line outputs @ +22dBm. The unit has dip switch selection of phantom power and preamp gain for high output microphones and line level inputs. Master gain control and independent output level trimmers and XLR input and outputs.

Link: http://www.atiguys.com/ml200-dma103-da103.html

Audio Technologies Inc - Distribution - DA206/412

The DA206/412 Audio distribution amplifiers offer maximum versatility. Two or four inputs, each driving a master input gain adjustment and three individual output level trimmers to ground sensing active balanced outputs. Parallel the inputs with internal jumper plugs for up to 1 x 12 operation. Drive everything form balanced 600 ohm lines to HI-Z IHF phono jack inputs without matching pads or noise compromises. Transparent performance, RF protected.

Link: http://www.atiguys.com/da206.html

Audio Technologies Inc - Distribution - DA208/416

The DA208/416 Audio distribution amplifers are at s small price to pay for real protection. Two or four inputs, each driving four individually adjustable, active balanced outputs gives you twice the channels for the price - twice the performance in most applications. Need more outputs? Just parallel inputs for up to 1x16 operation. Drive everything from balanced 600 ohm lines to Hi-Z IHF phono jack inputs without matching pads or noise compromises. Transparent performance, RF protected. Our best seller - your best buy.

Link: http://www.atiguys.com/da208.html

Audio Technologies Inc - Distribution - DA1000

The DA1000 (1X8) is a single, high output, active balanced driver per channel and is resistively split into 8 outputs each, all driven at precisely the same level. Up to +24 dBm balanced in and out. Features output clipping LEDs and a headphone/metering jack in a half rack package that you can mount singly or side-by-side in only 1-3/4".

Link: http://www.atiguys.com/da1000.html

Audio Technologies Inc - Distribution - DA2008

The DA2000 (Dual 1X4) is a single, high output, active balanced driver per channel and is resistively split into dual 4 outputs each, all driven at precisely the same level. Up to +24 dBm balanced in and out. Features output clipping LEDs and a headphone/metering jack in a half rack package that you can mount singly or side-by-side in only 1-3/4".

Link: http://www.atiguys.com/da2008.html

Audio Technologies Inc - Distribution - DA1008/2016

The DA1008/2016 (1X8, Dual 1X8), easily match differing line level requirement with these high output DAs with 8 or 16 individually adjustable outputs. Active and transformer balanced outputs at +22 or +30dBm. A LED meter with three selectable 0VU settings allows you to set nominal line levels and monitor peak headroom. Includes input clipping LEDs and a boosted headphone output. Our top-of-the-line unit for your most demanding applications. Rack mounts in only 1-3/4".

Link: http://www.atiguys.com/da1008.html

Audio Technologies Inc - Distribution - PB2X8

The PB2X8- provides two high quality XLR inputs which can be individually switched or mixed into any of eight isolated line level outputs. Each input may be individually switched for microphone or line levels with phantom power and low cut filters available for the microphone inputs. The PB2X8 clears out the usual forest of podium microphones with just an unobtrusive single or back-up pair of microphones. Isolate and distribute audio to all types of professional, semi-professional and consumer grade recorders with no interaction or hum loops. Match multiple level requirements and connector types. Mix both inputs into any or all eight outputs and Distribute stereo, left, right and summed mono audio from a single stereo source.

Link: http://www.atiguys.com/pb2x8.html

Audio Technologies Inc - Distribution - DDA106/112/206-XLR AND DDA112/124/212-BNC

The DDA106/112/206-XLR and DDA112/124/212-BNC are a range of AES/EBU Digital Audio Distribution Amplifiers. These AES/EBU Digital Audio Distribution Amplifiers are available in single and dual input configurations. Levels and connectors are optimized for use with balanced XLR 110 ohm cable or unbalanced BNC 75 ohm coax. Adjustable input cable equalization and multiple regenerated independent AES/EBU low jitter outputs make them ideal for the most demanding digital audio signal distribution requirements in both large and small audio and video facilities.
Sample rates from 27 to 96kHz are decoded and cleanly regenerated. Standard sample rates of 32, 44.1, 48, 88.2, and 96kHz are indicated with front panel numeric readouts. Signal status are error messages included in the AES/EBU data format are decoded and displayed to provide visual assurance of data integrity and also to provide an easy means to optimize input cable equalization.
The DXA unit is a simplified DDA without the input equalizer and front panel status indicators. The DXA is an exonomical stand alone digital audio distribution amplifier or an effective output expander for use with a DDA companion unit. DXA units are available in 1X12 XLR and 1X24 BNC configurations.

Link: http://www.atiguys.com/aes-ebu.html

Audio Technologies Inc > Distribution > SYSTEM 1000 MODULAR AMPLIFIERS

Link: http://www.atiguys.com/sys10k.html

Audio Technologies Inc - Digital Distribution
Audio Technologies Incorporated range of AES/EBU Digital Audio Distribution Amplifiers are available in single and dual input configurations. Levels and connectors are optimized for use with balanced XLR 110 ohm cable or unbalanced BNC 75 ohm coax. Adjustable input cable equalization and multiple regenerated independent AES/EBU low jitter outputs make them ideal for the most demanding digital audio signal distribution requirements in both large and small audio and video facilities.

Audio Technologies Inc - Digital Distribution - DDA106/112/206-XLR AND DDA112/124/212-BNC,DXA1X12-XLR AND DXA1X24-BNC

Link: http://www.atiguys.com/aes-ebu.html

Audio Technologies Inc - Digital Matching
Audio Technologies Incorporated Digital Matching units accepts serial digital NRZ signals such as AES/EBU digital audio from either of a 110 Ohm balanced XLR input, a 75 Ohm BNC or RCA input or a TOSLINK(tm) optical fibre. They provide reshaped outputs to simultaneously drive a 110 Ohm balanced XLR line, 75 Ohm BNC or RCA cables and a TOSLINK(tm) optical fibre. All inputs and outputs are transformer coupled and floating to provide maximum isolation and ground loop elimination. Units are also available that can utilize internal batteries for power.

Audio Technologies Inc - Digital Matching - DMM100/DMM-BAT

Link: http://www.atiguys.com/DMM100.html

Audio Technologies Inc - Digital Metering
Audio Technologies Incorporated supply Digital Metering products that are compact, convenient and rugged accepting loop-thru AES/EBU format digital audio data via 110 Ohm XLR and 75 Ohm BNC and RCA connectors. 24bit, 96kHz D/A converters feeds stereo headphone drivers, balanced audio line outputs and a stereo LED meters.

Audio Technologies Inc - Digital Metering - DMM200

The DM200 Digital Monitor accepts loop-thru AES/EBU format digital audio data via 110 Ohm XLR and 75 Ohm BNC and RCA connectors. A 24bit, 96kHz D/A converter feeds stereo headphone drivers, balanced audio line outputs and a stereo LED meter.
Input sample rates of 32, 44.1, 48, 82.2 and 96kHz are decoded and indicated with a front panel display. A data VALID light indicates that there have been no data or transmission errors.
Bright, stereo, two color LED meters are switchable to the D/A converter output and indicate headroom down from 0dBFS (the digital maximum output of the D/A) in ten 3dB steps. The meters also read the balanced line output level with 0dB midscale equal to +4dBm output. Display ballistics are PPM for optimum indication of audible peaks.

Link: http://www.atiguys.com/DM200.html