• Country
• Germany

• Manufacturer / Brand
• Akkord-Radio + Akkord Elektronik (Radios)

• Year
• 1959/1960

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 375

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

• Number of Transistors
• 7

• Semiconductors
• OC613 OC612 OC612 OC602 OC602 OC602 OC602 K5/2

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

• Tuned circuits
• 5 AM circuit(s)

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

• Power type and voltage
• Dry Batteries / 4 × 1,5 Volt

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 7 cm = 2.8 inch

• Power out
• 0.12 W (unknown quality)

• Material
• Plastics (no bakelite or catalin)

• from Radiomuseum.org
• Model: Pippo Type 509 - Akkord-Radio + Akkord

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

• Dimensions (WHD)
• 145 x 87 x 42 mm / 5.7 x 3.4 x 1.7 inch

• Notes
• Das Modell Pippo Type 509 mit 7 Transistoren (3 NF-Stufen) ist äusserlich (wohl) gleich wie das Modell Pippo 6 mit 6 Transistoren und 2 NF-Stufen.

• Net weight (2.2 lb = 1 kg)
• 0.6 kg / 1 lb 5.1 oz (1.322 lb)

• Price in first year of sale
• 139.00 DM

• Source of data
• HdB d.Rdf-& Ferns-GrH 1959/60 / Radiokatalog Band 1, Ernst Erb

• Other Models

• Here you find 201 models, 182 with images and 140 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Akkord-Radio + Akkord Elektronik (Radios)