Viking RCS-579M RCS-580M Service Information

VIKINC
13 TUBEAM-FM STEREO RADIO-PHONO C OMBINATION
Whenwriting for Service information and/or parts, please quote Model and Serial Number as found on the license
label. Always order service parts by part number. Part numbers are positi ve identification
service and avoids unnecessary delays.
All information printed in this leaflet
Specification s
AM-FM TUNER
Standard Broadcast Range...
Frequency Modulation Range...
Band Width...
AM Hi-Fi 22.5 Kc.Band
35 Kc.Band
350 Kc.Band
Sensitivity ...AM---2.0 uv for 100 mv at Detector
2.0 uv for
FM---1.75 uv for 20 db quieting
3.5
I.F. Frequency - AM - 455 K c/ s
FM - 10.7 Mc/s
AMPLIFIER
Frequency Response - 20 cps. to 80,000 cps. ± 2 db
MUSIC POWER OUTPUT 40 watts peak ± 1 db (20 watts
peak per channel)
LOUDNESS CONTROL
Designed to provide bass and treble lift as follows:
350 rotation from CCW position - 25 db. lift at 30 cps.
350 rotation from CCW position-
650 rotation from CCW position - 7 db. lift at 30 cps.
650 rotation from CCW position - 4 db. lift at 15K cps.
with reference to 1000 cps.
BASS TONE CONTROL
Designed to provide 10 to 15 db. cut and lift at 50 cps.
Covers sound spectrum from 20 - 1000 cps.
TREBLE TONE CONTROL
Designed to provide 10 to 15 db. cut and lift at 10,000
cps. Covers sound spectrum from 1000 to 15,000 cps.
Measurements with tone controls in flat position,
control fully clockwise.
BALANCE CONTROL
Designed to provide equal output from both channels.
LEVEL SWITCH -
Three step level switch designed to decrease level, approx-
imately 9 db. per step. Used in conjunction with Loudness
control.
54-1458-01 500 10/62 0.E.I.
SERVICE INFORMATION FOR MODELS
WITH 2 TUBE FM STEREO RADIO ADAPTOR
For Operation on I IO- 120 Volts A. C.
is up to date as of October l, 1962.
535 to 1650 Kc.
88 to 109 Mc.
AM 10 Kc. Band Width at
19 Kc. Band Width at IOX
Width at 2X Down
Width at IOX Down
Width at IOX Down
20 mv at Audio Take Off Point.
uv for 30 db quieting
DUAL ELEMENT -
6 db. lift at 15K cps.
DUAL ELEMENT -
DUAL ELEMENT -
-
EATON
CANAD
Cycle as Marked.
Subsequent changes are covered by bulletin.
20VA.C.
Down
Down
RED
*DICATES
ARROWS
level
co
LIMITED
which ensures fast
SPEAKER CONNECTIONS
RCS.579M
TWEETER TWEETER TWEETER
WOOFER
n ACX DOT
GREEN DOT
( TOP VIEW)
RED
JACK TPS
RCS-580M
oc- 209-'€8
BLACK DOT Issue
DOT
DOT
STRINGING DETAIL
GANG COMPLETELY OF MESH
3 ruRNS
RCS.579M
RCS.580M
20 VAC
TWEE
ACK
WOOFER
00-209-170
START
00. N