• Country
• United States of America (USA)

• Manufacturer / Brand
• Drake, R.L. Miamisburg, Ohio

• Year
• 1964

• Category
• Amateur TRX: Transmitter/Receiver (and Transceiver)

• Radiomuseum.org ID
• 91972

Click on the schematic thumbnail to request the schematic as a free document.

• Number of Tubes
• 19

• Valves / Tubes
• 12AX7 6EV7 6GX6 12BA6 12BA6 6BZ6 12AX7A 6AQ5A 6HS6 6EA8 6EA8 13DE7 12BA6 6BA6 12BY7 6JB6 6JB6 6JB6

• Number of Transistors
• 4

• Semiconductors

• Main principle
• Superheterodyne (common); ZF/IF 9000 kHz

• Wave bands
• Short Wave (SW only)

• Power type and voltage
• Alternating Current supply (AC)

• Loudspeaker
• - For headphones or amp.

• Power out
• 2 W (unknown quality)

• Material
• Metal case

• from Radiomuseum.org
• Model: Sideband Transceiver TR-4 - Drake, R.L. Miamisburg, Ohio

• Shape
• Tablemodel, with any shape - general.

• Dimensions (WHD)
• 10.75 x 5.5 x 14.4 inch / 273 x 140 x 366 mm

• Notes
• Transceiver, covering 80 - 10m bands, AM, SSB, CW;
  matching MS-4 external speaker, matching AC-4 or DC-4 power supplies, optional RV-4C remote VFO, MC-4 mobile console, MMK-3 mobile mounting kit, FF-1 fixed frequency adaptor (2 crystal controlled freqs.), 34-PNB noise blanker.
  Transmitter matching the R-4 and R-4A receivers, covers 80 - 10m ham bands, external power supply AC-4;
  p_out SSB 300W PEP, AM, CW 260W.

• Net weight (2.2 lb = 1 kg)
• 7.2 kg / 15 lb 13.7 oz (15.859 lb)

• Price in first year of sale
• 699.00 $

• Literature/Schematics (1)
• -- Schematic

• Author
• Model page created by Martin Bösch. See "Data change" for further contributors.

• Other Models

• Here you find 154 models, 99 with images and 61 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Drake, R.L. Miamisburg, Ohio