Sony CRF-230B Service Manual page 3

Table of Contents

Advertisement

SECTION
1
OUTLINE
1-1.
SECIFICATIONS
Circuit System:
Superheterodyne
(FM-1, FM-2, MW, LW, SW-1)
Double superheterodyne
(SW-2 ~ SW-19)
Semiconductor:
27 transistors,
4FET
for reception,
17 transistors
for auxiliary
functions,
34 diodes,
2 thermistor
Frequency Coverage:
FM-1
;
76 -90MHz
,
FM-2
;
87.5 - 108 MHz
MW
;
530- 1,605 kHz (566 - 187 m)
LW;
150- 400kHz (2,000 - 750m)
SW-1
;
1.6- 4.5 MHz (187 - 66 m ; Marine Band)
SW-2
;
2.0-2.6 MHz (120m)
SW-3
;
3.0-3.6 MHz
(90 m)
SW-4
;
3.5-4.1 MHz
(75- 81 m)
SW-5
;
4.5-5.1 MHz
(60 m)
SW-6
;
5.8-6.4MHz
(49 m)
SW-7
;
7.0-7.6 MHz
(40 - 41 m)
SW-8
;
9.5-10.1 MHz
(31 m)
SW-9
;
11.5-12.1 MHz
(25 m)
SW-10;
14.0- 14.6 MHz
(20 m)
SW-11;
15.0
- 15.6 MHz (19 m)
SW-12;
17.5-18.1
MHz (16 m)
SW-13;
21.0
- 21.6 MHz (15 m)
SW-14;
21.4- 22.0 MHz (13 m)
SW-15;
25.5 - 26.1 MHz (11 m)
SW-16;
26.8 - 27.4 MHz (11 m)
SW-17;
28.0
- 28.6 MHz (10 m)
SW-18;
28.6 - 29.2 MHz (10 m)
SW-19;
29.2- 29.8 MHz (10 m)
Intermediate Frequency:
FM
; 10.7 MHz
MW, LW,SW-1;
455 kHz
SW-2~SW-19;
Ist:
1.6- 2.2 MHz
2nd:
455 kHz
Power Requirement:
AC
100, 120, 220, 240V, 5%p Hz (c/s)
DC
9V,_
battery (size "D'') 6 pcs
DC
12V,
with SONY
car battery cord DCC-2AW
(optional)
Power Output:
4W with AC power supply
at 10% distortion
1.5W with DC power supply
Current Drain:
AC
180mA
at zero signal
DC
90mA
Maximum
Sensitivity:
FM
;
-2dB (0.8yuV)
at output
50 mW, S/N 6dB
MW
;
28dB/m
(25 4V/m)
LW
;
36dB/m
(63 uV/m)
SW
;
OdB (1uV); average

Advertisement

Table of Contents
loading

Table of Contents