This Sharp SP-1455A  NEW  4 inch 4-8 Watt, 8 Ohm Replacement Speaker, is Perfect for Voice Communication Work. This Speaker will work great for both 8 ohm or 4 ohm speaker requirements as found with Collins Transceivers and Receivers...

This Heathkit  11/16 inch Diameter Small Pewter Heathkit  11/16 inch Diameter Small Pewter Control Knob for the Marauder, Apache, & Mohawk for 3/16 in shaft. The diameter of this knob is 11/16 inches. This Knob Style came in a chrome or...

This Heathkit  11/16 inch Diameter Small Pewter Heathkit  11/16 inch Diameter Small Pewter Control Knob for the Marauder, Apache, & Mohawk for 1/4 in shaft. The diameter of this knob is 11/16 inches. This Knob Style came in a chrome or...

This Heathkit  1 3/8 inch Diameter Pewter Control Knob for the Marauder, Apache, & Mohawk, is in excellent condition. The diameter of this knob is 1 3/8 inches. This Knob Style came in a chrome or pewter finish. This one is Pewter. This...

This Heathkit  1 3/4 inch Diameter  Pewter Control Knob for the Marauder, Apache, & Mohawk, is in excellent condition. The diameter of this knob is 1 3/4 inches. This Knob Style came in a chrome or pewter finish. This one is Pewter...

This Heathkit Main Pewter Tuning Knob for the Marauder, Apache, & Mohawk, is in excellent condition. The diameter of this knob is 2 inches. This Knob Style came in a chrome or pewter finish. This one is Pewter. This beautiful...

This Heathkit  11/16 inch Diameter Small Chrome Control Knob for the Marauder, Apache, & Mohawk, is in excellent condition. The diameter of this knob is 11/16 inches. This Knob Style came in a chrome or pewter finish. This one is Chrome. This...

Astatic Vintage Mounting Stem & Cord for D-104 Head #1 This one has a vintage 80MC2M 2 pin offset microphone connector installed. This set up is period correct for many vintage Amateur radio Transmitters. The Stem mounts on a standard cast base...

This Collins (Dubrow) Autotune PTO for the R-392  Receiver, is New in Original Box! It is the same as the Collins 70E-18  P/N 505 1413 004 This is a rare item and a great find!  

Collins 600 Ohm Audio Transformer P/N 667-0326-00 Here is all the info I have on it: AARG Reliability Indicator Not established ACYE Transformer Function LINE ACYW Impedance Rating in Ohms 600.0 nominal single component single...

RL Drake TR-7 / A, R7 / A Escutcheon for the Front Panel New old Stock

 Rockwell Collins 851S-1 Extender Boards (2) A-4 & (1) A-7 They are in Excellent Condition. There are two A-4 Boards. One has the cables on the board the other does not. The A-7 Board is marked  "encoder driver"  A-7