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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.
Variable Air Condenser 539A	1944	Equipment		5
Variable Air Condenser 539-B	1930 ??	Radio part		7				$
Variable Air Condenser 568	1931	Radio part		1		1S
Variable Capacitor 722-DQ	1956	Equipment		5
Variable Capacitor 722-MD	1954	Equipment		3
Variable Condenser 247-H , 247-F	1924	Radio part		3				$
Variable Inductor 107J	1946 ?	Equipment		1		2S
Variable Inductor 107K	1946 ?	Equipment		8		2S		$
Variable Inductor 107L	1946 ?	Equipment		3		2S
Variable Inductor 107M	1946 ?	Equipment		3		2S		$
Variable Inductor 107N	1946 ?	Equipment		3
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 200B	1936	Equipment		3		1S
Variac 200-CM	1933 ?	Equipment		5
Variac 200-CU (Baker)	1933	Equipment		5
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
Variocoupler	1910 ??	mod-pre26		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
Voltage Divider 700-PI	1952 ??	Equipment		2
Voltmeter Indicator 874-VI	1959–65	Equipment		2
Volume control 652	1931	Radio part		1		2S
Wave Analyzer Type 736A	1948 ??	Equipment	12 - 6C6	6
Wave Analyzer 636A	1933	Equipment	6 - 41	2		11S
Wavemeter 358	1928 ??	mod-past25		14				$
Wavemeter 566-A	1935 ??	Equipment		3				$
Wavemeter and Filter 247 (247-W)	1923 ??	mod-pre26		23		4S		$
Wide Range Oscillator 1310-A	1965 ?	Equipment	1 - 8056	1		7S
1-Step Amplifier Type 206	1919	Ampl/Mixer	1	1
3 dials	1926	Radio	6
650A Impedance Bridge	1942 ?	Equipment	3 - 6H6	7		14S		$
874-VRL Voltmeter Rectifier	1955 ??	Equipment		1

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