• Country
• United States of America (USA)

• Manufacturer / Brand
• Philco, Philadelphia Stg. Batt. Co.; USA

• Year
• 1973 ?

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 332066

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

• Number of Transistors
• 10

• Semiconductors

• Main principle
• Superheterodyne (common); ZF/IF 455/10700 kHz; 3 AF stage(s)

• Tuned circuits
• 6 AM circuit(s)     8 FM circuit(s)

• Wave bands
• Broadcast (BC) and FM or UHF.

• Power type and voltage
• Dry Batteries / 1 x 9 Volt

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 2.25 inch = 5.7 cm

• Power out
• 0.2 W (unknown quality)

• Material
• Plastics (no bakelite or catalin)

• from Radiomuseum.org
• Model: Solid State R-940 BL, OR - Philco, Philadelphia Stg. Batt

• Shape
• Very small Portable or Pocket-Set (Handheld) < 8 inch.

• Dimensions (WHD)
• 37 x 82 x 145 mm / 1.5 x 3.2 x 5.7 inch

• Notes

• The Philco Solid State R-940 AM/FM Pocket Radio came in two case colors: blue (BL) or orange (OR) with matching color dial escutcheon.  The FM circuit had an additional front end RF amplifier stage.  Other features include a Philco speaker 0.2 watt, telescopic antenna, earphone jack, and wrist strap.

  The very similar R-131 has the same PCB/circuit and case (different colors) except the dial escutcheon is chrome plated metal .  

  Imprinted into the base:

  MADE IN TAIWAN BY PHILCO-TAIWAN

• Literature/Schematics (1)
• Photofact TSM Transistor Radio Series SAMS (TSM-157, May 1975)

• Literature/Schematics (2)
• - - Manufacturers Literature (Philco Ford Service Data Portable Radio R131 BK/GR/PR/YW, R940 BL/OR, R171 BK, ID= PR4257, 1973.)

• Author
• Model page created by Ray Albright. See "Data change" for further contributors.

• Other Models

• Here you find 4074 models, 2222 with images and 3722 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Philco, Philadelphia Stg. Batt. Co.; USA