Vintage CHALLENGER models20R and 200 inter-comm intercommunication system. Original old Sams Photofact manual includes schematic, layouts, repair parts list. 2 pages. Dated 1949. Challenger Amplifier Company, of New York, NY.
challenger models20r 200 inter-comm system sams photofact manual
- Product Code: 0106905
- Length: 11 inches
- Width: 8 inches
- Pages: 2
- Views: 287
- Availability: In Stock
- $9.99
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