• Country
• New Zealand-Aotearoa

• Manufacturer / Brand
• Cromwell, Gulbransen (NZ), Pacemaker, (Brands) Clarke, H. W.; Wellington

• Year
• 1948

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 353963

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

• Number of Tubes
• 6

• Valves / Tubes
• 6SG7 6SA7 6U7G 6Q7GT 6V6GT 6X5GT

• Main principle
• Superhet with RF-stage; ZF/IF 455 kHz; 2 AF stage(s)

• Tuned circuits
• 7 AM circuit(s)

• Wave bands
• Broadcast only (MW).

• Power type and voltage
• Alternating Current supply (AC) / 50Hz, 230 Volt

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 6.5 inch = 16.5 cm

• Material
• Wooden case

• from Radiomuseum.org
• Model: Pacemaker 618P - Cromwell, Gulbransen NZ,

• Shape
• Tablemodel, with any shape - general.

• Notes

• Pacemaker 618P

  6-Valve superhet with RF stage broadcast (MW) table receiver.

  The Pacemaker 618P is almost identical to the Pacemaker 617P from the previous year.  Differences include twin strips of grooves (instead of a single strip) on the cabinet and different dial artwork.

  Manufactured by Collier & Beale Ltd for H W Clarke (NZ) Ltd.

• Mentioned in
• More Golden Age of Radio (Page 106)

• Author
• Model page created by Brian Stevens. See "Data change" for further contributors.

• Other Models

• Here you find 97 models, 93 with images and 84 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Cromwell, Gulbransen (NZ), Pacemaker, (Brands) Clarke, H. W.; Wellington