SKU: 60227558279

Williams AV DL107 SYS Digi-Loop Medium Area, Single Channel Hearing Loop System

Sale price$2399.84 Regular price$2666.49
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Description

Williams AV DL107 SYS Digi-Loop Medium Area, Single Channel Hearing Loop SystemThe DL107 SYS hearing loop system maximizes modern amplifier technology. Its network control capability provides seamless, remote system set up, operation, and monitoring of the induction loop system via a laptop or tablet. DSP audio processing offers flexible, powerful software control of mixing, equalization, compression, and more. Powerful Class D pulse width amplifier maximizes the efficiency of the unit. This assistive listening systems design

The DL107 SYS hearing loop system maximizes modern amplifier technology. Its network-control capability provides seamless, remote system set-up, operation, and monitoring of the induction loop system via a laptop or tablet. DSP audio processing offers flexible, powerful software control of mixing, equalization, compression, and more. Powerful Class D pulse-width amplifier maximizes the efficiency of the unit.

This assistive listening system’s design offers a single 9.5 A rms loop output for perimeter loop or single array configuration. A 70-100 V input connects to a distributed speaker/paging system, ensuring announcements are heard by hearing aid users and visitors using the two included body-pack loop receivers with earbuds.

Meet IEC 60118-4 standards on system performance when integrated into a correctly designed and installed system. The DL107 SYS is also tested to IEC Specifications 62489-1 Benchmark Standards.

Specifications

GENERAL
Dimensions 1 RU Rackmount, 19” W x 1.75” H x 10” D. Chassis is 17” W.
Weight DL107: 9.2 lbs (4.2 kg)

 

DL207: 9.2 lbs (4.2 kg)

Color Case: Black, white and blue legends on front, white legends on back. LCD: Backlit Blue.
Fan cooling Variable Speed, Temperature Controlled
Power supply Internal, Universal 100-240 VAC, 50/60 Hz, 200 Watt. Fuse: 5 x 20 mm, 5 A, 250 V.

 

AC power plug is IEC 320-C14.

Heat output @ 120 VAC DL107 : Sleep State: 63 BTU/hr; Idle State: 71 BTU/hr; Driving one loop @ 9.5 A: 339 BTU/hr
DL207: Sleep State: 63 BTU/hr; Idle State: 84 BTU/hr; Driving two loops @ 9.5 A each: 638 BTU/hr
Ethernet (1x) RJ-45; 10-100 MBps.
USB (1x) standard-B. USB 1.1, 2.0 or 3.0 supported.
Environment 0-35° C ( 32-95° F), 0-90% relative humidity,
Coverage area* DL207 (dual output amplifier):

 

30,000 sq. ft. (2,786 sq. m.) (Perimeter Loops, 3:1 aspect ratio, both outputs driven)

18,000 sq. ft. (1,672 sq. m.) (Perimeter Loops, 1:1 aspect ratio, both outputs driven)

DL107 (single output amplifier):

 

15,000 sq. ft. (1,393 sq. m.) (Perimeter Loop, 3:1 aspect ratio)

9,000sq. ft. (836 sq. m.) (Perimeter Loop, 1:1 aspect ratio)

INPUTS
Dante input On “D” models only. (1x) RJ-45;100 Mbps. Minimum latency: 2 ms. Audio sample rates supported: 44.1, 48 kHz. Resolution: 24 bits.
Line inputs (1x) 3-position terminal block, 10 kΩ input impedance. Configurable/accepts -10 dBV, -4 dBu, +4 dBu, +8 dBu, balanced or unbalanced. Level adjustable 0 to -96 dB.
Mic/Line inputs (1x) XLR 3-pin jack. Input impedance: 1.5 kΩ Mic, 10 kΩ Line. Configurable/Accepts: Mic, Line -10 dBV, Line +4 dBu, or Line +8 dBu, balanced or unbalanced. Phantom supply (24V).
70-100 V input (1x) 2-position terminal block; high/speaker-level input (accepts 25 V, 70 V or 100 V) from distributed audio/paging systems.
OUTPUTS
Line outputs (1x) 3-position terminal block; loop-through of Mic/Line Input 1 [&] Line Input 2, +4 dBu, Balanced or Unbalanced. The line outputs mirror the audio of the loop output.
Loop output(s) (1x) 2-position terminal block per output
Audio output delay Adjustable from 0 to 165 msec
Headphone output (1x) 1/4” stereo headphone jack, on front of unit. Monitored input or output selectable in menu.
Loop fault relay (1x) 3-position terminal block providing NC, NO and Common. Contact rating: 2.0 A @ 30 VDC.
Loop output drive voltage 16.1 Vrms (22.8 Vpk) continuous
Rated loop output current* 9.5 Arms (13.4 Apk) per output
Loop resistance range 0.5 Ω to 3.0 Ω (DC)
AUDIO
Rated load* 0.5 Ω DC with 135 µH inductance
Frequency response 45 Hz to 9.0 kHz ± 2 dB (1 kHz ref.)
Rated loop THD* [lt]1 % at rated output current (1 kHz sine wave).
OTHER
Front controls Front LCD display menu access/adjustment via control button/dial.
Adjustable settings Input mixing, parametric equalization, compression, metal loss compensation, high and low-pass filters, AGC and audio delay, output levels. See User Manual for adjustment range(s).
Internal calibration tools Test tone generator with pink noise, loop current adjustment/matching. See User Manual for details.
Other features Save/load configuration, loop test, priority input selection with adjustable threshold, loop fault relay, open/short and thermal protection. See User Manual for details.
Network control [&] firmware Function control and calibration by DigiLoop PC App via ethernet (RJ-45). PC App requires Windows 7 or higher.

 

Firmware updates through USB only.

Warranty 2 years
Approvals CE, UL, ULC, FCC, Industry Canada, RoHS, WEEE, CB scheme, RCM
Standards compliance This product is designed to meet the IEC-60118-4 standard when correctly designed, installed and commissioned.

 

Test Specifications provided to the IEC 62489-1 standard.

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 60227558279

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I. Gonzalez
Carnegie, US
★★★★★ 5
Very nice product to keep things organized
Great product to keep your items organized when coming home or in your office. The item is very well built and has a nice elegant look and feel to it.
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Reviewed in the United States on April 26, 2023
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Carmen J Santora
West Palm Beach, US
★★★★★ 4
Nice touch
Allows for some organization, and looks nice. Pretty sturdy, and I have not had any issues with it, I was a little smaller than I hoped.
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Reviewed in the United States on June 28, 2020
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Siddhartha
Chelsea, US
★★★★★ 5
Nice quality
Seems very good quality. Will purchase again.
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Reviewed in the United States on October 18, 2025
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J. Goff
Boise, US
★★★★★ 5
Roomy
Looks even better in person. More room then I expected
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Reviewed in the United States on October 31, 2025
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Sb1
Fort Morgan, US
★★★★★ 5
Nice
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Reviewed in the United States on May 28, 2026

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