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USA: Radio Catalog for the radio manufacturer General Radio Company; Cambridge (MA)

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Model Year Category Tubes Pictures Forum Coll.Pr.

Output Power Meter 783A 1942 Equipment 1 Bilder vorhanden 1S    
Oxide Rectifier 492A 1935 ?? Power-S 4 Bilder vorhanden      
Phantom Antenna A 50 1919 ?? Equipment      
Power Amplifier Type 272 1923 Ampl/Mixer 2 1 Bilder vorhanden      
Power Amplifier and Plate Supply Type 400 1929 Power-S 2 - UX213 1 Bilder vorhanden      
Power Amplifier and Plate Supply Type 420 1929 Ampl/Mixer 2 - UX213      
Power Supply Type 1269-A 1962 ?? Power-S 1 - 6X4 1 Bilder vorhanden      
Power Supply 1261-A 1946 ? Power-S 1 - 6H6 6 Bilder vorhanden      
Power Supply 1262-B 1968 Equipment 5 Bilder vorhanden 1S 1F  
Precision Capacitor 722-D 1955 ?? Equipment 2 Bilder vorhanden 2S   $
Precision Capacitor 722MEQ 1956 ? Equipment 3 Bilder vorhanden      
Precision Condenser 2225 1935 ?? Equipment      
Precision Decade Resistor 1433P 1970 ?? Equipment 1 Bilder vorhanden      
Precision RCL Digibridge GR1689M 1984 ?? Equipment 5 Bilder vorhanden      
Precision Sound Level Meter 1933 1971 ? Equipment 4 Bilder vorhanden      
Precision Sound Level Meter 1981 1971 ?? Equipment      
Precision Wavemeter 724-A 1948 ?? Equipment 1 - 1G4G 5 Bilder vorhanden      
Precision Wavemeter 724-B 1950 ?? Equipment 9 Bilder vorhanden      
Random Noise Generator 1390-A 1960 ?? Equipment 4 Bilder vorhanden 1S    
Random Noise Generator 1390-B 1963 ? Equipment 3 - 6D4 4 Bilder vorhanden 2S    
Rectifier Transformer 365 1926 Radio part 2 Bilder vorhanden      
Rectifier - Type Wavemeter 419-A 1931 Equipment 1 - 230 1 Bilder vorhanden 2S    
Rectron "B" Eliminator 390 1930 ?? Power-S 2 - UX213 1S    
Regulated Power Supply 1201-B 1959–65 Power-S 3 - 12AT7 1 Bilder vorhanden      
Resistor 500 1931 Radio part 2 Bilder vorhanden 2S    
R-F Bridge 1606-A 1957 ?? Equipment 6 Bilder vorhanden 1S    
Rheostat 301 1924 Radio part 1 Bilder vorhanden      
Scaler (Frequenz Teiler) 1157-B 1969 Equipment 1 Bilder vorhanden 17S    
Signal generator 605-A [All Versions] 1936 Equipment 5 - 76 1 Bilder vorhanden 5S    
Signal generator 605-B [All Versions] 1938 ? Equipment 5 - 76 19 Bilder vorhanden 1S   $
Sound Analyzer 760-A 1946–48 Equipment 4 - 1L4 8 Bilder vorhanden 2S    
Sound Level Meter 759-B 1946 ?? Equipment 4 - 1N5GT 5 Bilder vorhanden 3S    
Sound-Level Meter 1551-A 1950–56 ?? Equipment 1 Bilder vorhanden     $
Sound-Level Meter 1551-B 1959 ? Equipment 6 - CK512AX 2 Bilder vorhanden     $
Sound-Level Meter 1551-C 1968 Equipment 6 - CK512AX 15 Bilder vorhanden 3S    
Sound-Level Meter 1565-A 1960 ?? Equipment 4 Bilder vorhanden      
Sound-Survey Meter 1555-A 1952 Equipment 7 Bilder vorhanden      
Standard Capacitor 1401-D 1955 ?? Equipment 1 Bilder vorhanden      
Standard Capacitor 1409F 1965 ? Equipment 1 Bilder vorhanden 1S    
Standard Capacitor 1409K 1960 ?? Equipment 1 Bilder vorhanden 1S    
Standard Capacitor 1409-M 1955 ?? Equipment 1 Bilder vorhanden 1S    
Standard Capacitor 1409-T 1965 ? Equipment 3 Bilder vorhanden 1S    
Standard Inductor 1481-K 1951 ? Equipment 3 Bilder vorhanden      
Standard Signal Generator Type 805-A 1942 Equipment 10 - 1614 2 Bilder vorhanden      
Standard Signal Generator 603-A 1932 Equipment 2 - 30 9 Bilder vorhanden 1S    
Standard Signal Generator 805-C 1946–61 ?? Equipment 10 - 6L6 4 Bilder vorhanden 5S    
Standard Signal Generator 1001-A 1949 ? Equipment 5 - 6C4 9 Bilder vorhanden 26S   $
Standard Signal Generator 1021-A 1953 ?? Equipment 8 Bilder vorhanden      
Straightline Frequency Condenser 374 1925 Radio part 1 Bilder vorhanden      
Straightline Wavelength Condenser 334 1925 Radio part 1 Bilder vorhanden      
Test Oscillator 360 1930 Equipment 1 - UX112A 2 Bilder vorhanden 2S   $
Test-Signal Generator 404 1930 ?? Equipment 2 Bilder vorhanden      
Test Signal Generator 604-B 1932 ? Equipment 2 - 31 2 Bilder vorhanden 2S    
Tube Tester 361-B 1926 ? Equipment 1S    
Two-Signal Audio Generator 1303-A 1951–59 ? Equipment 14 - 6SL7GT 1 Bilder vorhanden 4S 2F  
Two Step Amplifier 215 1920 Ampl/Mixer 2 7 Bilder vorhanden 1S   $
UHF Oscillator 857-A 1946–51 ?? Equipment 3 - 316A 2 Bilder vorhanden 3S    
Unit Oscillator Type 1208-C 1965 ? Equipment 1 - 2C43 6 Bilder vorhanden      
Unit Oscillator 1211-C 1962 Equipment 1 - 5763 5 Bilder vorhanden 1S    
Unit Oscillator 1215-B 1953 ? Equipment 1 - ECC81 2 Bilder vorhanden      
Unit Power Supply 1203-B 1962 ? Power-S 1 - 6X4 4 Bilder vorhanden 2S    
Universal 1926 Kit 4 1 Bilder vorhanden      
Universal Bridge 293-A 1931 Equipment 1 Bilder vorhanden 3S    
Vacuum Tube Bridge 561-A 1932 ?? Equipment 8 Bilder vorhanden      
Vacuum Tube Bridge 561C 1943 ?? Equipment 1S    
Vacuum Tube Detector Type 211 1919 ? mod-pre26 1 1 Bilder vorhanden      
Vacuum-Tube Fork and Power Supply 723-C & 723-P1 1941 ? Equipment 1 - 1A5G 7 Bilder vorhanden 4S    
Vacuum-Tube Voltmeter (Thermionic) 726-A [6Q7G] 1939 Equipment 3 - 955 5 Bilder vorhanden 8S    
Vacuum-Tube Voltmeter (Thermionic) 726-A [75] 1936–38 Equipment 3 - 955 12 Bilder vorhanden 1S    
Vacuum Tube Voltmeter 1800-A 1945 ?? Equipment 9 - 6SU7GTY 10 Bilder vorhanden 1S    
Vacuum Tube Voltmeter 1800-B 1956 ? Equipment 7 - 9005 4 Bilder vorhanden 2S    
Vacuum-Tube Voltmeter 1803-A 1955 ?? Equipment 3 - 6AL5 10 Bilder vorhanden      
Vacuum-Tube Voltmeter 1803-B 1957 ? Equipment 3 - 6AL5 3 Bilder vorhanden      
Variable Air Capacitor 1602-P3 1959–65 Equipment 2 Bilder vorhanden      
Variable Air Condenser 1922 Radio part 1 Bilder vorhanden     $
Variable Air Condenser Type 101 1919 ? Radio part 1 Bilder vorhanden      
Variable Air Condenser Type 182 1919 ? Radio part 3 Bilder vorhanden     $
Variable Air Condenser 239-E 1925 ?? Radio part 3 Bilder vorhanden      
Variable Air Condenser 246L 1912 ?? Radio part 2 Bilder vorhanden      
Variable Air Condenser 539A 1944 Equipment 5 Bilder vorhanden      
Variable Air Condenser 539-B 1930 ?? Radio part 3 Bilder vorhanden     $
Variable Air Condenser 568 1931 Radio part 1 Bilder vorhanden 1S    
Variable Capacitor 722-DQ 1956 Equipment 5 Bilder vorhanden      
Variable Capacitor 722-MD 1954 Equipment 3 Bilder vorhanden      
Variable Condenser 247-H , 247-F 1924 Radio part 3 Bilder vorhanden     $
Variable Inductor 107J 1946 ? Equipment 1 Bilder vorhanden 2S    
Variable Inductor 107K 1946 ? Equipment 8 Bilder vorhanden 2S   $
Variable Inductor 107L 1946 ? Equipment 3 Bilder vorhanden 2S    
Variable Inductor 107M 1946 ? Equipment 3 Bilder vorhanden 2S   $
Variable Inductor 107N 1946 ? Equipment 3 Bilder vorhanden      
Variac 0-140V 5A 1955 ?? Power-S 6 Bilder vorhanden      
Variac Type V2-S33 1950 ?? Power-S 4 Bilder vorhanden      
VARIAC V-10M 1950 ? Power-S 10 Bilder vorhanden      
Variac W2 1960 ?? Power-S 5 Bilder vorhanden      
Variac W5 1960 ?? Power-S 2 Bilder vorhanden      
Variac W20 1960 ?? Power-S 3 Bilder vorhanden      
Variac 200-CU (Baker) 1933 Equipment 5 Bilder vorhanden      
Variac Autotransformer W5MT3 1960 ?? Power-S 7 Bilder vorhanden      
Variac Autotransformer W5MT3A 1970 ?? Power-S 8 Bilder vorhanden      
Variac Autotransformer WIOMT 1955 ?? Power-S 1 Bilder vorhanden      
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