Collins: 75S-1, 75S-2, 75S-3
Mechanical Filter
2.1 kc / 455 kc Center Frequency
2.1 kc / 455 kc Center Frequency
(COL) 526-9427-000
Collins mechanical filter. 2.1 kc B.W., 455 kv center frequency. F455FA21. Fits 75S-3B/C & KWM-2A.
$249 each
75S-1 "S" Meter Zero Pot
250 Ohm
250 Ohm
(COL) 376-4602-00
75S-1 "S" meter zero pot. 250 ohm.
$20 each
Collins Mechanical Filter
6 KHz Bandwidth / 455 KHz IF
6 KHz Bandwidth / 455 KHz IF
(COL) 526-9340-009
Collins mechanical filter. "AM" filter. in a "Y" case style for solder-in receiver platforms. Electrically the same as plug-in model 526-9498-00 (F455FA60) except the Y model needs to be soldered. F455 Y60. 6 KHz bandwidth, 455 KHz IF. Fits 75S series Collins receivers. Brand new stock that was squirreled away in a radio shop on Radio Row.. Brand new in the box!!
$149 each - $125 (3+)
"Y" Filter
(COL) 526-9337-000
2.1 KHz round "Y" solder-in F455Y21.
$249 each
75S Function Switch
(COL) 259-0949-00
This is S9 on your schematic which controls off / standby / operate / calibrate.
*** SOLD OUT ***
Extra Switch Wafer for
2nd Crystal Deck
2nd Crystal Deck
(COL) 269-1977-000
This is S1B on your schematic and piggy backs to original
crystal selection switch on 75S-3C, 32S-3A, and KWM-2A.
$10 each
Gray Power Cord
10 amp - 10' Long
10 amp - 10' Long
(COL) 368-0110-00
Belden UL / CSA rated SJT cord. 18/3, molded plug. Collins
gray. 0.33" diameter.
$14 each - $12 (3+)
AC Line Cord
(COL) 75S-AC-CORD
Fits all 75S receivers. Gray. 115v.
$65 each
AF / RF Gain Pot
(COL) 376-2151-00
R31 on your schematic is a dual pot and controls rf and audio
gain. When either becomes intermittent, change the pot.
$19 each - $17 (5+)
75S-1 Escutcheon
(COL) 553-5707-004
Front panel cover plate fits 75S-1.
$75 each
Collins 4 Ohm Speaker
(COL) SPKR-4-57
You're missing out if you haven't replaced your 20-30 year old
speaker with our updated communications speaker made by the same manufacturer Collins
contracted with. Delivers the desired warm audio from your tube type equipment. Many
hams order extra after trying out this new design. Slips right into same mounting as
original speaker in B3, B4 or B5. 5" x 7". Low, 4 ohm impedance Join the
club! Also fits Drake MS-4 Speaker cabinet. A perfect replacement!
$36.75 each - $35 (3+), $32.50 (10+)
Replacement Tubes
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75S-1 Manuals
Latest version manuals
for each of the following series receivers includes op, service and schematics.
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