Specifications - Uniden PC78XL User Manual

pc78xl.qxd 2/25/99
S S p p e e c c i i f f i i c c a a t t i i o o n n s s
General
Channels:
Frequency Range:
Frequency Control:
Frequency Tolerance:
Operating Temperature:
Microphone:
Input Voltage:
Current Drain:
Size:
Weight:
Antenna Connector:
Meter:
Transmitter
Power Output:
Modulation:
Frequency Response:
Output Impedance:
Receiver
Sensitivity:
Selectivity:
Image Rejection:
Adjacent-Ch. Rejection:
IF Frequencies:
Automatic Gain Control (AGC):
RF Gain Control:
Delta Tune Range:
Noise Blanker:
Squelch:
Audio Output Power:
Frequency Response:
Distortion:
Internal Speaker:
External Speaker:
(not supplied)
PA System
Power Output:
External Speaker for PA
speaker:
(not supplied)
Specifications shown are typical and subject to change without notification
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26.965 to 27.405 MHz
Phase Locked Loop (PLL) synthesizer
±0.002%
-30° to +50°C
-10°C to +50°C (DSC on)
Plug-in type; dynamic
13.8 VDC nominal (positive or negative ground)
TX: AM full modulation, 2.2A (max.)
RX: Squelched, 0.3A; with maximum audio output,
1.2A (nominal)
7-9/32" W x 8-57/64" D x 2-13/64" H
4 lbs. 3 oz. with microphone
UHF, SQ-239
Illuminated; indicates relative power output and
received signal strength.
4 watts
High- and low-level, Class B amplitude modulation
300 to 3000 Hz
50 ohm, unbalanced
Less than 1µV for 10 dB, (S+N)/N
6 dB @ 7 kHz, 60 dB; @10 kHz
80 dB typical
60 dB typical
Double Conversion
1st: 10.695 MHz
2nd: 455 kHz
Less than 10 dB change in audio output for inputs
from 10 to 50,000 µV
Adjustable for optimum signal reception
±1.5 kHz, continuously adjustable
RF type
Adjustable; threshold less than 1 µV
4 watts
300 to 3000 Hz
Less than 7% at 3 watts, 1000 Hz
16 ohms, round
8 ohms, disables internal speaker when connected
4 watts into external speaker
8 ohms when CB/PA switch is in PA. The PA
also monitors the receiver; separate jack provided.
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