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Radio Shack TRC-498 - Specifications

Radio Shack TRC-498
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23
SPECIFICATIONS
RECEIVER
Frequency Coverage ................All 40 CB Channels (Class D) 26.965–27.405 MHz
Sensitivity for 10dB S/N ................................................................................ 0.5 mV
Squelch Sensitivity at Tight ........................................................................1000 mV
Overall Audio Fidelity for 450–2500 Hz .......................................................... –6 dB
Maximum Audio Output Power .................................................................... 6 Watts
Cross Modulation ............................................................................................ 50 dB
RF Gain Control Range (at 10 dB Input) ........................................................ 45 dB
TRANSMITTER
Frequency Coverage ................All 40 CB Channels (Class D) 26.965–27.405 MHz
Frequency Tolerance .................................................................................. ±100 Hz
Carrier Power at No Modulation ............................................................... 3.9 Watts
Spurious Emission ........................................................................................ –70 dB
Current Drain at No Modulation ................................................................. 1100 mA
Modulation Frequency Response for 450–2500 Hz ....................................... –6 dB
Microphone Sensitivity for 50% Modulation ..................................................... 1 mV
PUBLIC ADDRESS AMPLIFIER
Maximum Output Power .............................................................................. 6 Watts
Microphone Sensitivity for 4 Watts Output Power ........................................... 3 mV
Frequency Response for 450–2500 Hz .......................................................... –6 dB
Current Drain at Maximum Output Power ..................................................1000 mA
DSP NOISE REDUCTION
Background Noise Reduction ..................................................................... 6–12 dB
Tone Attenuation for 450–2500 Hz ................................................................. 25 dB
GENERAL
Power Requirements ................... 12 Volts DC, Negative Ground/120 V DC, 60 Hz
Dimensions (HWD) ........................... 1
5
/
8
¥ 5
9
/
16
¥ 8
3
/
8
inches (42 ¥ 141 ¥ 213 mm)
Weight ............................................................................................. 2 lb 3 oz (1 kg)
Included Accessories .................................. Microphone Hanger, Mounting Bracket
Specifications are typical, individual units might vary. Specifications are subject
to change and improvement without notice.
21-1598.fm Page 23 Thursday, August 5, 1999 10:52 AM

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