Frequency Converter Unit 525B
Hewlett-Packard, (HP); Palo Alto, CA
- Country
 - United States of America (USA)
 
- Manufacturer / Brand
 - Hewlett-Packard, (HP); Palo Alto, CA
 
- Year
 - 1955
 
- Category
 - Service- or Lab Equipment
 
- Radiomuseum.org ID
 - 140327
 
- Number of Tubes
 - 6
 
- Main principle
 - RF Converter/Adapter (not voltage converter)
 
- Wave bands
 - Wave Bands given in the notes.
 
- Power type and voltage
 - Powered by external power supply or a main unit.
 
- Loudspeaker
 - - - No sound reproduction output.
 
- Material
 - Metal case
 
- from Radiomuseum.org
 - Model: Frequency Converter Unit 525B - Hewlett-Packard, HP; Palo Alto
 
- Shape
 - Chassis only or for «building in»
 
- Notes
 - HP Hewlett Packard Frequency Converter Unit 525B;
Plug-in unit, gave an extended 100 - 210 MHz counter range to the HP electronic counter model 524B/C/D. 
- Source of data
 - -- Collector info (Sammler)
 
- Author
 - Model page created by a member from A. See "Data change" for further contributors.
 
- Other Models
 - 
        
Here you find 399 models, 367 with images and 139 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
All listed radios etc. from Hewlett-Packard, (HP); Palo Alto, CA