TRIODES
NATIONAL
UNION 2A3
MADE
BY RCA
One
matched pair. New tubes in original boxes,
matching
internal construction.
Test
70/38 and 63/38 on a calibrated TV-7D/U.
The
tubes were also tested for gas and shorts.
..................
$190.......................
PHILCO
ST 45
MADE
BY RCA
One
matched pair,same production code and
internal
construction.
Matching
yellow print on the base.
Test
104/47 and 99/47 on a calibrated TV-7D/U.
...............
$150 ................
TUNG-SOL
ST 45
USED/TESTED
MATCHED PAIR
Engraved
base,matching internal construction.
Test
75/47 and 80/47 on a calibrated TV-7 D/U
...................
$90...................
SYLVANIA
ST 45
NEW
TUBE IN ORIGINAL BOX
YELLOW
PRINT
ON BASE.
........
$65 ........
ARCTURUS
ST 45
New
tube in white box,engraved base.Test 86/47
........
$60 .........
USED/TESTED
ST 45 TUBES
RCA CUNNINGHAM ENGRAVED
BASE. Test 62/47... $35
ravac made
by rca engraved base test 68/47...$35
SYLVANIA GREEN PRINT
TEST 60/47 ..... $35
KEN-RAD BASE SLIGHTLY
LOOSE TEST 55/47 ... $20
RAYTHEON
ORANGE PRINT TEST 50/47 ... $15
SYLVANIA 6B4G
Twin plate - matched pair - clear glass... $90
RAYTHEON 6B4G
Matched pair - twin plate - dark glass ... $90
HEINTZ KAUFMAN
Twin plate - clear glass ... $40 ( one in stock)
Single plate - clear glass ... $35 ( one in stock )
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