Williams Sound TGS R7 - Manual
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FM Tour Guide
Receiver, Model TGS R7
©2005, Williams Sound Corp. MCAT 038A
Williams Sound
®
Helping People Hear
1
Description:
The TGS R7 is a single-channel, body-pack style receiver and is compatible with any Williams Sound FM Tour
Guide Receiver
®
transmitter operating on 72-76 MHz bandwidth. The TGS R7 features an impact-resistant casing
and a belt clip for hands-free operation. Each receiver is pretuned, and field adjustable by internal tuning coil. A
3.5 mm mono phone jack accommodates low-impedance mono earphones, headphones and neckloop telecoil
couplers. The 3.5 mm phone jack conveniently serves as a charging jack for rechargeable batteries.
Dimensions & Weight:
3-5/8" L x 2-3/8" W x 7/8" H (92.1 mm x 60.3 mm x 22.2 mm); 3.2 oz (90
g) with battery
Color:
Gray
Battery Type:
9 Volt, Eveready 522 Alkaline or BAT 003 Ni-Cad
Battery Drain:
14 mA, nominal
Battery Life:
32 hours with Eveready 522, 6 hours/charge with BAT 003
FCC ID:
CNM R7
Operating Frequency:
Pre-tuned, adjustable, 72 MHz-76 MHz *
Intermediate Frequency:
75 KHz
FM Deviation:
75 KHz wideband
De-Emphasis:
75 uS
AFC Range:
± 300 KHz
Sensitivity:
2 µV at 12 dB Sinad with squelch defeated
Squelch:
Squelches at 10 µV for minimum 50 dB S/N ratio
Input Overload:
20 mV
Frequency Response:
100 to 10 KHz, ± 3 dB
Signal-to-Noise Ratio:
50 dB at 10 µV
Receive Antenna:
Integral with earphone/headphone cord
Audio Output:
250 mW, max. at 16 Ohms
Output Connector:
3.5 mm mini phone jack, also serves as a charging jack
for rechargeable battery
Headphone:
Lightweight, mono, 3.5 mm plug, 16
Ω
Warranty:
5 years, parts and labor (90 days on accessories)
*Note: FCC rules limit the use of the 72–76 MHz band to hearing assistance for the handi-
capped only. Other frequencies are available that do not have this use restriction.
PPA R7 Receiver:
NOTE: SPECIFICATIONS SUBJECT TO CHANGE WITHOUT NOTICE!
EAR
Volume
1
On/Off
Volume
Control
Headphone
Jack
™On∫ Indicator LED
TGS R7 Top
TGS R7 Front
Williams Sound
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