Collins 75A-4 Receiver Original Manual with Metal Clasp Binder P/N 520 5052 00 March 1957 #20 This and every Manual I sell, comes with a money back satisfaction guarantee. I do carefully check each used manual but due to the high volume of used manuals I...

This Collins 312A-1 Illuminated Speaker for 75A-4 & KWS-1 is in Excellent Condition with NEW LED Lumiline Lamp Replacement.   This 312A-1 speaker belongs to a close friend of mine. He built his Collection of Collins gear over several years...

This Collins 270G-2 Matching Speaker for the 75A-2, 75A-3, and 75A-4 Receivers, is in Excellent Condition. It has the original paint, finish, and Flocked Grill. It has the original Jensen speaker which is a great sounding speaker.  It has the...

  Collins 75A-4 Receiver with 4:1 Tuning Knob & (3) Original Filters Late S/N 5686   This receiver belongs to a close friend of mine. He built his Collection of Collins gear over several years looking for the highest serial numbers, and...

This Collins 312A-1 Illuminated Speaker for 75A-4 & KWS-1 is in Excellent Condition with NEW LED Lumiline Lamp Replacement.   This 312A-1 speaker belongs to a close friend of mine. He built his Collection of Collins gear over several years...

This Collins 75A-4 Complete Tube Replacement Kit, has mostly Mil Spec JAN Tubes. All are New Old Stock tubes. It was recently purchased from Frank Krize. COMPLETE 22 TUBE KIT FOR THE COLLINS 75A4 RECEIVER. 1-5Y3, 4-6AL5/5726, 1-0A2WA, 1-6AQ5/6005,...

This Collins 312A-1 Illuminated Speaker for 75A-4 & KWS-1 is in Excellent Condition with NEW LED Lumiline Lamp Replacement.   This 312A-1 speaker belongs to a close friend of mine. He built his Collection of Collins gear over several years...

Bird Thermaline Model 8938-115, 10 KW, 50 Ohm RF Dummy Load *Pick Up Only* (Near Green Bay, WI.) This Model 8938-115 is in excellent cosmetic and working condition. The Bird Thermaline 8938-115 is a high-power, oil-cooled coaxial RF termination (dummy...

Dielectric Model 5775 5000 Watt Continuous 50 Ohm RF Dummy Load *Pick Up Only (Near Green Bay, WI.)* Dielectric Communications (now part of SPX Corporation's Dielectric division, specializing in broadcast RF equipment) produced the Model 5775 as a...

This Collins 51S-1 Weighted PTO Knob Insert, is custom made for 51S-1 the PTO Knobs with Finger Hole. This Weighted insert is designed for Collins Spinner PTO knobs (with Finger Hole)  Looking at the back of your PTO knob, and the bump from the...

This Collins S-Line Weighted PTO Knob Insert, is custom made for most of the PTO Knobs with Finger Hole.  This Weighted insert is designed for Collins Spinner PTO knobs (with Finger Hole)  Looking at the back of your PTO knob, and the bump from...

NOTE: I only have a small number of these  6883 / 6146 Tubes. At some point the original boxes got damp and were not in good shape. The tubes are in excellent NOS condition This Tube has been tested on a Dyna-Quick Model 700 Dynamic Mutual...