PPA R1600

FM Remote Speaker

Product Highlights

  • Mounts on a wall or mic stand
  • 16 selectable frequencies on 72-76 MHz
  • Meets ADAAG Guidelines
  • Made in the USA


This remote speaker allows a group of people to listen to an FM broadcast in a cry room, nursery, office area, or any location where a remote speaker is needed and wiring is difficult to run. Compatible with the following Williams Sound transmitters: PPA T27, PPA T35 and PPA T36. Also compatible with Digi-Wave™ DLR 50 to create a Digi-Wave Portable Presentation System.

Note: The R1600 remote speaker requires a transmitter operating on 72 - 76 MHz. The R1600 is approved by the FCC for operation in U.S. markets. The remote speaker cannot be used in all countries. Check with your government´s radio regulations for 72 - 76 MHz operation.

Disclaimer:  FCC rules limit use of this equipment to auditory assistance.



System Includes

(1) PPA R1600 FM remote speaker
(1) SLD 072 FM receiver module
(1) ANT 028 antenna
(1) power cord

*All items can be purchased separately


  • 20 watts continuous power
  • RF radio squelch adjust
  • Mic and line-level inputs/1 line-level output
  • Operating range of up to 1000 feet (305m) when used with either PPA T27 or PPA T35 transmitter
  • Can accept two receiver modules (SLD 072) -one supplied
  • 2-year-warranty (90 days on accessories)


PPA R1600 Architectural and Engineering Specifications

  • The Williams Sound PPA R1600 shall be a powered speaker and have a sixteen channel wideband 72-76 MHz receiver that can be accessed on the back of the unit. It shall be housed in a black heavy duty plastic enclosure 12.4" x 7.09" x 5.6" and weigh approximately 9 lbs.
  • The R1600 shall have a 20 watt amplifier and two way speaker system with a 5.25" magnetically shielded woofer and a 1" dome tweeter.
  • The R1600 shall have an RCA line input, RCA line output and 1/4" low impedance microphone input. It shall have separate microphone and line in level adjust and have a master tone and volume rotary adjust.
  • The receiver sled shall have a 75 Ohm antenna output, on/off audio level rotary adjust, RF rotary squelch adjust and sixteen position rotary channel selector. The R1600 shall be supplied with a 39 inch telescopic antenna.
  • The R1600 shall be supplied with a wall mount bracket and have the ability to be mounted on a microphone stand (not supplied).
  • It shall be AC powered and have 230 - 115VAC switch on the back and be UL, C-UL, FCC, RoHS, and WEEE compliant.
  • The R1600 shall have a two year warranty and be called the Williams Sound PPA R1600.

SLD 072

  • The SLD 072 receiver sled shall be a sixteen channel wide band 72-76 MHz receiver designed specifically to work with the PPA R1600 powered speaker/receiver. It shall be enclosed in a metal housing 5" x 5" x 1" and weigh 0.62 lb.
  • It shall have a sixteen channel rotary channel select, rotary on/off audio level control, rotary squelch control, a 75 Ω F-connect antenna output and an RF LED indicator showing when the receiver is receiving an FM signal.
  • The SLD 072 is designed to slide into the back of the PPA R1600 and shall be locked in place by two thumb screws on the face plate.
  • The SLD 072 shall have a deviation of ±75 kHz, frequency response 40 - 15 kHz and S/N ratio of 60 dB when used with the PPA T35.
  • The SLD 072 shall be FCC, RoHS and WEEE compliant.
  • The receiver shall have a two year warranty and be called the Williams Sound SLD 072.

PPA R1600

Dimensions: 12.4"H x 7.1"W x 7.5"D (315mm x 180mm x 190mm)
Color: Black with white legends
Weight: 9.4lb (4.3kg) approx. with SLD 072 receiver
Rated Power: 20 watts continuous
Frequency Response: 65Hz – 7kHz
Max SPL @ rated output: 101dB @ 1 meter
Woofer: 5.25" (133.35mm) high efficiency magnetically shielded
Tweeter: 1" (25mm) dome
Crossover: 1st order passive @ 8kHz
Tone Control: -6dB/octave sliding lowpass (3kHz to 8kHz)



Wireless inputs
CHANNEL A:  SLD 072 FM Receiver, 72-76 MHz*
Operating Freq: 72.1, 72.3, 72.6, 72.8, 74.7, 75.4, 75.7, 75.9, 72.5, 72.2, 72.4, 72.7, 72.9, 75.3, 75.6, 75.8 MHz.
Intermediate Freq: 10.7 MHz
FM Deviation: ± 75 kHz max
Sensitivity: 2 uV at 12 dB SINAD with squelch defeated
Input Overload: 20 mV
Frequency Response: 65 Hz to 7 kHz ± 3 dB
Signal to Noise ratio: 60 dB at 100 uV
Antenna connector: Thread mount for ANT 028 telescoping antenna. 75 ohms.
CHANNEL B:  Empty slot for additional receiver sled



Wired inputs/output
Mic: -81dBV (0.089mVRMS) for 1 watt 100KΩ unbalanced, 1/4 “ phone jack, variable
Line: -40dBV (10mVRMS) for 1 watt 10KΩ unbalanced, RCA jack, variable
Line-Out: +15dBV max - RCA jack
AC Power Requirements: User switchable
  110-125 / 210-240VAC - 50Hz / 60Hz
Approvals: UL, C-UL, FCC, RoHS, WEEE
Included w/speaker: Removable wall-mount bracket with 2 screws and rubber anti-rotate pads, removable right-angle AC cord, 4 self-adhesive anti-skid pads, 4 module screws, 1 noise-canceling circuit boards per receiver sled installed

Products compatible with FM Remote Speaker [PPA R1600]

  • PPA T27 - Personal PA® Base-station Transmitter
  • PPA T35 - Personal PA® Base-station Transmitter
  • PPA T36 - Personal PA® Body-pack Transmitter


Download/View Name Type Language
FM Brochure - High Res Brochures English
FM Frequency/Channel Chart Technical Bulletins English
PPA R1600 Manual Manuals English
PPA R1600 Specifications Specifications English
FM Brochure - Low Res Brochures English


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