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History of the manufacturer  

Clough-Brengle Co., Chicago (IL)

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Name: Clough-Brengle Co., Chicago (IL)    (USA)  
Abbreviation: clough
Products: Model types Others

Clough-Brengle Co., 1134 West Austin St., Chicago, Illinois.

Founded: 1932
The Clough-Brengle company started business in 1931 in Chicago (IL) by Kendal Clough and Ralph Brengle. Kendal Clough was the former chief engineer of Silver Marshall. They manufactured high quality test equipment for radio and industry.

This manufacturer was suggested by Mario Coelho.

Some models:
Country Year Name 1st Tube Notes
USA  34 Service Test Oscillator OA 36   
USA  37 OC-A [All Wave R. F. Signal Generator] 6C5  HT Rectifier: Later versions may replace 84 (UY5) with 6X5 (Octal)  
USA  38 OM-A [Frequency M. RF Signal Generator] 6C5   
USA  38/39 Signal Generator 110 76  Range: 100 kHz to 31 MHz. Output: 0.5 µV to 100 mV Modulation: external o... 
USA  38/39 Frequency Modulator 111 6C6   
USA  38 105 [Oscillograph]    
USA  38 79-B 6C5   
USA  38 85-A [Unimeter]    
USA  38 1050 Series [Complete Service Laboratories]   Complete with model 110-R, CRA-R, 111-R and 95-R. 
USA  38 1060 Series [Complete Service Laboratories]   Complete with model 79-BR, CRA-R, 110-R and 111-R. 
USA  38 1090 Series [Complete Service Laboratories]   Complete with model 110-R, CRA-R and 111-R. 
USA  38 88-A [Vacuum Tube Voltmeter] 6F5   


Further details for this manufacturer by the members (rmfiorg):