• Country
• United States of America (USA)

• Manufacturer / Brand
• Radio Shack (Tandy, Realistic, Micronta); USA

• Year
• 1987

• Category
• Commercial Receiver (may include amateur bands)

• Radiomuseum.org ID
• 219606

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

• Number of Transistors
• 32

• Semiconductors

• Main principle
• Superhet, double/triple conversion; ZF/IF 10.85MHz & 450 kHz

• Power type and voltage
• Dry Batteries / 5x1,5 Volt

• Loudspeaker
• Ø 4.2 cm = 1.7 inch

• Power out
• 0.26 W (unknown quality)

• Material
• Plastics (no bakelite or catalin)

• from Radiomuseum.org
• Model: Récepteur à balayage AM/FM portatif Pro-38 Cat.No20-139 - Radio Shack Tandy, Realistic,

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

• Dimensions (WHD)
• 178 x 67 x 35 mm / 7 x 2.6 x 1.4 inch

• Notes
• FREQUENCY COVERAGE: VHF-Lo : 29-50MHz in 5kHz steps, Ham : 50-54MHz in 5kHz steps, Government : 136-144MHz in 5kHz steps, Ham : 144-148MHz in 5kHz steps, VHF-Hi : 148-174MHz in 5 kHz steps, Ham/Gov't : 406-450MHz in 12.5kHz steps, UHF-Lo : 450-470 MHz in 12.5 kHz steps, UHF-Hi ("T") : 470-512MHz in 12.5kHz steps. CHANNELS OF OPERATION : Any 10 channels in any band combinations. SENSITIVITY FM : 20dB Signal-to-Noise ratio at 3 kHz deviation, 29-54MHz 0.3µV, 136-174MHz 0.7µV, 406-512MHz 0.7 µV. SELECTIVITY : +/-10kHz, -6dB. +/-17kHz, -50dB. IF REJECTION : 10.85MHz 45dB at 155MHz. SCANNING RATE : 10 channels/s. DELAY TIME : 3s. MODULATION ACCEPTANCE : +/-12kHz. SQUELCH SENSITIVITY (Threshold) : Less then 1.8µV, (Tight) : (S+N)/N 15dB. ANTENNA IMPEDANCE : 50 Ohms. CURRENT DRAIN Squelched : 50mA, full volume unsquelched) : 110mA. POWER REQUIREMENTS : +7.5V DC 5xAA Batteries or 6.0Vdc, 5xAA Rechargeable Ni-Cad Batteries, AC Adapter (Charger); Cat.No.273-1652A (not included).

• Net weight (2.2 lb = 1 kg)
• 0.3 kg / 0 lb 10.6 oz (0.661 lb)

• Price in first year of sale
• 140.00 $

• Mentioned in
• - - Manufacturers Literature

• Author
• Model page created by Jean Marchal. See "Data change" for further contributors.

• Other Models

• Here you find 1292 models, 1173 with images and 112 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Radio Shack (Tandy, Realistic, Micronta); USA