Specifications – Uniden PRO 520XL User Manual
Page 9
SPECIFICATIONS
Channels:
40 AM
Frequency Range:
26.965 to 27.405 MHz
Frequency Control:
Phase Locked Loop (PLL) synthesizer
Frequency Tolerance:
±0.005%
Operating Temperature:
-30ºC to +50ºC
Microphone:
Plug in type: dynamic
Input Voltage:
13.8 V DC nom. (+ or - ground)
Current Drain:
TX: full mod., 1.7A
RX: with max. audio output, 1.7A
Size:
4-1/2” W x 6-3/4” D x 1-3/8” H
Weight:
1 lb. 10 oz.
Antenna Connector:
UHF, SO-239
LED Meter:
Indicates relative RF output and received
signal strength
TRANSMITTER
Power Output:
4 Watts
Modulation:
Class B amplitude modulation
Freq. Response:
300-2500 Hz
Output Impedance:
50 ohms, unbalanced
RECEIVER
Sensitivity:
0.5µV for 10 dB; (S + N) /N typical (limit: 1.0µV)
Selectivity:
6 dB @ 7kHz, 70 dB @ 10kHz typical
Image Rejection:
80 dB typical
I.F. Frequency:
Double Conversion Superheterodyne
1st 10.692 MHz
2nd 450 kHz
RF Gain Control:
Adjustable for optimum reception
Automatic Gain Control:
(AGC): less than 10dB change in audio output for
inputs from 10 to 50,000 microvolts
Squelch:
Adjustable; threshold less than1µV
Audio Output Power:
7 watts max. into 8 ohms
Freq. Response:
300 to 2000 Hz
Distortion:
less than 10% at 4 watts, 1000Hz
Internal Speaker:
16 ohms, 3 watts round
External Speaker:
(not supplied) 8 ohms
PA System:
7 watts in external 8 ohm speaker
Specifications and features are subject to change without notice.
PRO520 om.qxd 11/11/99 12:52 PM Page 9