AN/FRR-37 System Configuration

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Click on any module name to see a photo - more info coming laterfrr37-sys-01.JPG (155346 bytes)
Note - there is no Rack 1

Module Rack 2 Rack 3 Rack 4
A SB-142A/FRR-24
Control Panel
Band Switch
SB-142A/FRR-24
Control Panel
Band Switch
Blank
B AM-450A/FRR-24
2-4 mc RF
1st converter
1750 kc IF out
AM-450A/FRR-24
2-4 mc RF
1st converter
1750 kc IF out
AM-440A/FRR-24
detector
AF + keyed DC out
C AM-451A/FRR-24
4-8 mc RF
1st converter
1750 kc IF out
AM-451A/FRR-24
4-8 mc RF
1st converter
1750 kc IF out
AM-438A/FRR-24
dual diversity detector
AF + keyed DC out
D AM-453A/FRR-24
8-16 mc RF
1st converter
1750 kc IF out
AM-453A/FRR-24
8-16 mc RF
1st converter
1750 kc IF out
CV-127A/FRR-24
FSK converter
TTY output
E AM-452A/FRR-24
16-32 mc RF
1st converter
1750 kc IF out
AM-452A/FRR-24
16-32 mc RF
1st converter
1750 kc IF out
CV-127A/FRR-24
FSK converter
TTY output
F CV-126A/FRR-24
2nd converter
1750 kc IF in
50 kc IF output
CV-126A/FRR-24
2nd converter
1750 kc IF in
50 kc IF output
Tool Box
G AM-439A/FRR-24
Monitor
Detector / AF out
AM-439A/FRR-24
Monitor
Detector / AF out
KY-62A/FRR-24
TTY landline keyer
H AM-454A/FRR-24
50 kc IF amp
AM-454A/FRR-24
50 kc IF amp
KY-62A/FRR-24
TTY landline keyer
J SB-282/FRR-37
Patch Panel
SB-283/FRR-37
Patch Panel
SB-281/FRR-37
Patch Panel
K F-207/FRR-37
50 kc IF filters
8 bandwidths
F-207/FRR-37
50 kc IF filters
8 bandwidths
CM-32A/FRR-24
TTY Triple Diversity
Comparator / Keyer
L O-131A/FRR-24
Oscillator
SB-280/FRR-37
Power Distribution
Panel
PP-913/FRR-37
Power Supply
for Rack 4
M PP-590A/FRR-24
Power Supply
for Rack 2
PP-590A/FRR-24
Power Supply
for Rack 3
PP-912/FRR-37
Power Supply
for Rack 4