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

Choose the only.

Model	Year	Category	Tubes	Pictures			Forum	Coll.Pr.
Power Amplifier and Plate Supply Type 400	1929	Power-S	2 - UX213	1		4S
Power Supply Type 1269-A	1962 ??	Power-S	1 - 6X4	1		6S
Power Supply 1261-A	1946 ?	Power-S	1 - 6H6	6
Rectron "B" Eliminator 390	1930 ??	Power-S	2 - UX213			1S
Regulated Power Supply 1201-B	1959–65	Power-S	3 - 12AT7	1		7S
Unit Power Supply 1203-B	1962 ?	Power-S	1 - 6X4	4		2S
Variac 0-140V 5A	1955 ??	Power-S		6
Variac (various models)	1946 ?	Power-S		1
Variac Type V2-S33	1950 ??	Power-S		4
Variac V-5MT	1949 ?	Power-S		7
VARIAC V-10M	1950 ?	Power-S		10
Variac W2	1960 ??	Power-S		5
Variac W5	1960 ??	Power-S		2		6S
Variac W20	1960 ??	Power-S		3
Variac Autotransformer W2MT	1960 ??	Power-S		3
Variac Autotransformer W5MT3	1960 ??	Power-S		7		6S
Variac Autotransformer W5MT3A	1970 ??	Power-S		8		6S
Variac Autotransformer W10MT	1955 ??	Power-S		1		6S
Variac Autotransformer W10MT3	1970 ??	Power-S		3		5S
AF Transformer 231-A	1921	Radio part		10		5S		$
AF Transformer 285	1925	Radio part		1
Air Condenser 120 A	1916 ?	Radio part		2
Amplifier Transformer 585 585-D, 585-II, 585H	1928	Radio part		1
Coupling Impedance 369	1926	Radio part		1
Dublette mit ID=202993	9999	Radio part
Filter Choke 366	1926	Radio part		2
Medium Frequency Transformer 271	1924	Radio part		1
Rectifier Transformer 365	1926	Radio part		2
Resistor 500	1931	Radio part		2		2S
Rheostat 301	1924	Radio part		1
Straightline Frequency Condenser 374	1925	Radio part		1
Straightline Wavelength Condenser 334	1925	Radio part		1
Variable Air Condenser	1922	Radio part		1				$
Variable Air Condenser Type 101	1919 ?	Radio part		1
Variable Air Condenser Type 182	1919 ?	Radio part		3				$
Variable Air Condenser 239-E	1925 ??	Radio part		3
Variable Air Condenser 246L	1912 ??	Radio part		2				$
Variable Air Condenser 539-B	1930 ??	Radio part		7				$
Variable Air Condenser 568	1931	Radio part		1		1S
Variable Condenser 247-H , 247-F	1924	Radio part		3				$
Vario Coupler Type 268	1924	Radio part		6		2S		$
Variometer 269	1930 ??	Radio part		2		1S		$
Vernier Condenser Type 169	1919 ?	Radio part		1
Volume control 652	1931	Radio part		1		2S

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