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USA: Radio Catalog for the radio manufacturer National Company; Cambridge & Malden (MA)

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Model	Year	Category	Tubes	Pictures			Forum	Coll.Pr.
Rack Speaker RFS	1933 ?	Speaker-P
RAO-1 CNA-46088	1938 ?	Mil Re
RAO-2	1940 ??	Mil Re	11 - 6K7
RAO-3 CWQ-46187-A	1943 ?	Mil Re						$
RAO-4 CWQ-46187-B CWQ-46187-C	1943 ?	Mil Re
RAO-5 CWQ-46229	1943 ?	Mil Re
RAO-6 CNA-46187-D	1943 ?	Mil Re	11 - 6K7
RAO-7 CNA-46187-D CNA-46233	1945 ?	Mil Re	11
RAO-8	1945 ??	Military
RAO-9 CNA-46263	1945 ??	Mil Re
RAO CNA-46072 CG-46072	1938 ?	Mil Re		2
RAS-1	1938 ??	Mil Re	9 - 6D6
RAS-2 CNA-46080	1938 ??	Mil Re	9 - 6D6	3
RAS-3	1940 ??	Mil Re
RAS-4	1940 ??	Mil Re
RAS-5 CNA-46080	1944 ??	Mil Re	10 - 6D6	8		2S
RAW	1938 ??	Mil Re	9 - 6D6
RBH-1 RBH	1942	Commercial Re	11 - 6K7			1S
RBH-2	1944 ?	Commercial Re		1
RBJ	1941 ?	Commercial Re	9 - 6D6	3
RBJ-1	1941 ??	Commercial Re	9 - 6D6
RBJ-2	1941 ??	Commercial Re	9 - 6D6
RBJ-3 CNA-46081	1941 ??	Mil Re	9 - 6D6
RBJ-4 CNA-46081	1942	Mil Re	9 - 6D6
RBL	1942 ?	Mil Re	7 - 6SK7	2
RBL-2 CNA-46161	1942 ?	Mil Re	7 - 6SK7	6
RBL-3 CWQ-46161-A	1942 ?	Mil Re	7 - 6SK7	5
RBL-5 CNA-46161-B	1942–45 ?	Mil Re	7 - 6SK7	5		4S
RBL-6 CNA-46235	1944	Mil Re	7 - 6SK7	3		1S
RBT	1939 ??	Commercial Re	4 - 954
RCE	1942 ??	Mil Re	9 - 6D6
RCK	1942 ??	Mil Re		7
RCL	1942 ??	Military
RCP	1945	Commercial Re	12 - 6K7	1
Receiver NRCL	1945	Commercial Re		2
Rectifier Power Unit CNA-20125	1942	Power-S		1
Relay Control Panel NT-RPW	1939–41	Amateur-D		1
Relay Rack HRO-SPC	1938 ??	Misc	1 - 80	4				$
SCR-2	1944/45 ?	Commercial Re	9	1
SCR-4	1946 ?	Commercial Re	13	1
SCR-4A	1946 ?	Commercial Re
Select-O-Ject SOJ	1949–52	Amateur-D	2 - 12AX7	1
Select-o-ject SOJ-3	1950 ??	mod-past25	2 - 12AX7			2S
SG5	1931 ??	Radio	5			1S
SG Short Wave Tuner	1931 ??	Radio	2 - 222			1S
SG Short Wave Tuner with 71A	1931 ??	Radio	4 - 24			1S
Signal Meter S-80	1937/38	Amateur-D		2
Signal Meter SM-57	1948–51	Amateur-D		3		1S
Signal Rectifier Unit	1945/45	Misc		2
Sixty Special NC-60	1959–61 ?	Amateur-R	5 - 12BE6	10		1S
Sixty Special NC-60B	1962–64 ?	Amateur-R	5 - 12BE6	1
Speaker MCS	1938–46 ??	Speaker-P		3
Speaker Unknown	1933–36 ?	Speaker-P		1
Speaker Cabinet NDC-2	1940–44	Cabinet		2
Speaker Cabinet NDC-8	1936–41 ?	Cabinet		3
Speaker Cabinet NDC-10	1936–41 ?	Cabinet		1
Speaker Panel	1945/45	Speaker-P		2
Speech Amplifier NSA	1938–41	Ampl/Mixer		2
SPU686S	1939	Power-S	1 - 6X5			1S
SPU-697	1939 ?	Power-S	1 - 80
Super-Regenerative Receiver SRR	1933–35	Amateur-R	3 - 236	5		2S
SW-3 and SW-5 Coil Data	1929–46	Radio part		5		1S
SW-3 Model I [var 1a]	1931 ?	Radio	3 - 24	4
SW-3 Model I [var 1b]	1931 ?	Radio	3 - 35	1
SW-3 Model I [var 1c]	1932	Radio	3 - 58
SW-3 Model I (2VDC SW-3) [var 2]	1932 ?	Radio	3 - 32	7
SW-3 Model I (6VDC SW-3) [var 3]	1932 ?	Radio	3 - 36			1S
SW-3 Model II [var 1]	1936–40 ?	Radio	3 - 6D6	11		1S
SW-3 Model II (AC SW-3)	1936–40 ?	Radio	3 - 58	13		4S
SW-5 (SW5 AC, AC SW5) [35/27 tubes]	1931/32	Radio	5 - 35	2
SW-5 DC Thrill Box (SW5DC,DCSW5) [32/30/31 tubes]	1930–32	Radio	5 - 32	10		2S		$
SW-5 Thrill Box (SW5 AC, AC SW5) [24/27 tubes]	1929–31	Radio	5 - 24	3		1S	1F
SW-5 Thrill Box (SW5 AC, AC SW5) [35/27 tubes]	1931/32	Radio	5 - 35	2
SW-5 Thrill Box (SW5 AC, AC SW5) [35/27+45 tubes]	1931/32	Radio	5 - 35	2		1S
SW-34	1932 ?	Radio	5 - 34	2
SW45-AC (ACSW45)	1931–33	Radio	5 - 35	4		1S
SW-54	1951–58	Amateur-R	5 - 12BE6	28		10S		$
SW-58	1932	Radio	5 - 58	2		1S
SW-58C (SW58C)	1933 ?	Commercial Re	5 - 58	1		1S
The National 600 Watt Transmitter NC-600	1939–41	Amateur-T	19 - 6L6	3		2S
Three Tube Screen Grid	1928 ?	Radio	3	1
Thrill Box SG4	1929	Radio
Thrill Box SG5	1929	Radio
Thrill Box SW-2(SW2)	1927 ?	Radio	2 - UX222	5		1S		$
Thrill Box SW-3	1931	Radio	3 - 24	1				$
Thrill Box SW-4	1929	Radio	4 - UX222	10		1S		$
Transceiver TR 56 Type TRW [TRM]	1934/35	Amat TRX	2 - 30	4		1S
Transmitter NTX-30	1938–41	Amateur-T	8 - 6L6	2		2S
Tuning Units Type BD-1 and BD-2 [1925]	1925	mod-pre26		2
Tuning Units Type BD-1, BD-2 and BD-3 [1926]	1926	mod-pre26		1
TV-1201	1951 ?	Television	23 - 6AG5			15S
TV-1226	1951 ?	Television	23 - 6AG5			15S
TV-1601	1951 ?	Television	23 - 6AG5	1		15S
TV-1625	1951 ?	Television	23 - 6AG5			15S
TV-1701	1951 ?	Television	24 - 6AG5	1		16S
TV-1702	1951 ?	Television	24 - 6AG5			16S
TV-1725	1951 ?	Television	24 - 6AG5			16S
TV-1727	1951 ?	Television	24 - 6AG5			16S
TV-1729	1951 ?	Television	24 - 6AG5			16S
TV-1730	1951 ?	Television	24 - 6AG5			16S

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