Sony WRR-862A User Manual

13

 

(GB)

Type of reception

Space diversity

Circuit system

Dual conversion superheterodyne

Receiving frequencies

Model available in USA:

two frequencies within a 24
MHz frequency band selected
from 470 to 806 MHz

Model available in Europe:

two frequencies within a 24
MHz frequency band selected
from 470 to 862 MHz

Model available in Australia:

two frequencies within 792 to
806 MHz

Local oscillators

1st: Crystal controlled PLL

synthesizer

2nd: Crystal oscillator

Antenna connectors

BNC-R (2)

RF input impedance

50 

Ω

RF squelch level

5 dBµ /10 dBµ /15 dBµ or OFF

selectable

Frequency response

40 Hz to 18 kHz

De-emphasis

50 µs

Selectivity

60 dB or more
(at ±250 kHz detuned)

Spurious rejection ratio 70 dB or more

Image rejection ratio

60 dB or more

Signal-to-noise ratio

30 dB or more at 10 dBµ RF input
60 dB or more at 60 dBµ RF input
(±5 kHz deviation at 1 kHz

modulation, A-weighted)

Distortion

1% or less
(±40 kHz deviation at 1 kHz

modulation)

Tone squelch frequency 32.768 kHz
Output connectors

SMC9-4S (2)

Output level

–58 dBm
(±5 kHz deviation at 1 kHz

modulation)

Output impedance

150 

Ω

, balanced

Monitor connector

3.5 mm (

5

/

32

 

 inch) dia.

stereo mini jack

Power requirements

Batteries: 6 V DC , four alkaline

batteries  LR6 (size AA)

External: 12V DC

Current consumption

Batteries: Approx. 230 mA

at 6V DC

External: Approx. 135 mA

at 12 V DC

Battery life

5 hours  or more of continuous use

with four Sony LR6 alkaline
batteries at 25

°

C

.............................................................................................................................................................................................................................................................

0 dBµ = 1 µV

EMF

0 dBm = 0.775 Vrms (600 

Ω

 loaded)