• Country
• Great Britain (UK)

• Manufacturer / Brand
• Dynatron Radio Ltd., Maidenhead, Berkshire

• Year
• 1968

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 85937

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

• Number of Transistors
• 8

• Semiconductors
• AF115 AF117 AF117 NKT275 NKT775 NKT272A NKT773 NKT271A

• Main principle
• Superheterodyne (common); ZF/IF 470 kHz

• Wave bands
• Broadcast (MW) and Long Wave.

• Power type and voltage
• Dry Batteries / 2 × 9 Volt

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) - elliptical / Ø 7 inch = 17.8 cm

• Power out
• 1 W (unknown quality)

• Material
• Leather / canvas / plastic - over other material

• from Radiomuseum.org
• Model: Rally TP42 - Dynatron Radio Ltd.,

• Shape
• Portable set > 8 inch (also usable without mains)

• Dimensions (WHD)
• 250 x 170 x 90 mm / 9.8 x 6.7 x 3.5 inch

• Notes
• The first three transistors are contained in a Mullard LP1156 IF module.

• Net weight (2.2 lb = 1 kg)
• 1.7 kg / 3 lb 11.9 oz (3.744 lb)

• Literature/Schematics (1)
• - - Data from my own collection

• Other Models

• Here you find 126 models, 81 with images and 46 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Dynatron Radio Ltd., Maidenhead, Berkshire