• Country
• United States of America (USA)

• Manufacturer / Brand
• Hammarlund Mfg. Co. Inc.; New York, NY

• Year
• 1942 ??

• Category
• Commercial Receiver (may include amateur bands)

• Radiomuseum.org ID
• 44064

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

• Number of Tubes
• 16

• Valves / Tubes
• 6K7 6K7 6L7 6J7 6K7 6SK7 6SK7 6H6 6N7 6SJ7 6SK7 6H6 6C5 6F6 6F6 6F6

• Main principle
• Superhet with RF-stage; ZF/IF 465 kHz; 3 AF stage(s)

• Tuned circuits
• 11 AM circuit(s)

• Wave bands
• Broadcast plus more than 2 Short Wave bands.

• Power type and voltage
• Powered by external power supply or a main unit. / 110-125 Volt

• Loudspeaker
• - For headphones or amp.

• Material
• Metal case

• from Radiomuseum.org
• Model: Super-Pro SP200SX [late] - Hammarlund Mfg. Co. Inc.; New

• Shape
• Boatanchor (heavy military or commercial set >20 kg).

• Dimensions (WHD)
• 23 x 12.25 x 16.5 inch / 584 x 311 x 419 mm

• Notes

• Model referenced in Rider's schematics, probably this was a comprehensive designation for SP-210SX series receivers.
  Unklear whether a set with designations SP-200SX has ever been produced, further informations needed.
  Bezeichnung SP-200SX / SP-200 series taucht nur auf als zusammenfassende Bezeichnung der Empfänger der SP-210SX Modellreihe.
  Empfänger mit Typenschild SP-200SX sind bis anhin nicht bekannt.

  US Army TM 11-866 (page 8) shows a cross reference between civil Hammarlund Super Pro and equivalent Signal Corps nomenclature:

  SP-200-LX   -> BC-779-B  (frequency range 100 - 200, 200 - 400 kHz, 2,5 - 20 MHz)

  SP-200-SX   -> BC-794-B  (1250 - 2500 kHz, 2,5 - 40 MHz)

  SP-200-X     -> BC-1004-C and -D (540 - 1160, 1160 - 2500 kHz, 2,5 - 20 MHz).

  Rack models are shown as SPR-200-x.

  SP-210 series models are also covered by TM 11-866.

   

• Net weight (2.2 lb = 1 kg)
• 73 lb (73 lb 0 oz) / 33.142 kg

• External source of data
• Ernst Erb

• Circuit diagram reference
• Rider's Perpetual, Volume 13 = 1942 and before

• Mentioned in
• US Army TM 11-866 (February 1948)

• Other Models

• Here you find 144 models, 92 with images and 58 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Hammarlund Mfg. Co. Inc.; New York, NY