• Country
• Czechoslovakia

• Manufacturer / Brand
• AB Radio, Praha

• Year
• 1934/1935 ?

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 168725

• Number of Tubes
• 4

• Valves / Tubes
• E424N E424N E443H 506

• Main principle
• TRF (Tuned-Radio-Frequency but use of regeneration unknown)

• Tuned circuits
• 1 AM circuit(s)

• Wave bands
• Broadcast, Long Wave and Short Wave.

• Power type and voltage
• Alternating Current supply (AC)

• Loudspeaker
• Electro Magnetic Dynamic LS (moving-coil with field excitation coil) / Ø 16 inch = 40.6 cm

• Material
• Wooden case

• from Radiomuseum.org
• Model: Super Pentadyn - AB Radio, Praha

• Shape
• Tablemodel, low profile (big size).

• Dimensions (WHD)
• 400 x 308 x 292 mm / 15.7 x 12.1 x 11.5 inch

• Net weight (2.2 lb = 1 kg)
• 8 kg / 17 lb 9.9 oz (17.621 lb)

• Price in first year of sale
• 890.00 Kc

• Author
• Model page created by Gabriel Toth. See "Data change" for further contributors.

• Other Models

• Here you find 2 models, 1 with images and 0 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from AB Radio, Praha