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.
..................
$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
...................
$65...................
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
6B4G
Twin plate - clear
glass
... $40 ( one in stock)
Single plate - clear glass ... $35 ( one in stock )
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