• Country
• South Africa

• Manufacturer / Brand
• Unknown - CUSTOM BUILT: South Africa

• Year
• 1960 ??

• Category
• Military Transceiver (TRX)

• Radiomuseum.org ID
• 132293

• Number of Transistors
• 12

• Semiconductors

• Main principle
• Superhet with RF-stage

• Wave bands
• Wave Bands given in the notes.

• Power type and voltage
• Dry Batteries / 12 Volt

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 2 inch = 5.1 cm

• Power out
• 1 W (unknown quality)

• Material
• Metal case

• from Radiomuseum.org
• Model: Walkie Talkie A39SA Mk1 - Unknown - CUSTOM BUILT: South

• Dimensions (WHD)
• 78 x 150 x 250 mm / 3.1 x 5.9 x 9.8 inch

• Notes
• Military FM walkie talkie from the decade of the '60s. Made in South Africa. Frequency range 30 .. 31MHz in 6 switched channels. Transmitter is a simple crystal controlled oscillator follwed by 2 RF stages. Receiver is crystal controlled superhet with 1 RF stage and 3 IF. Aerial is a folded strip similar to a tape measure. Printed circuit board is SRBP.

• Other Models

• Here you find 6 models, 3 with images and 0 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Unknown - CUSTOM BUILT: South Africa