9 °³
AMPEREX
120,000¿ø
 1,200
G.E.C
0¿ø
 300
RCA
130,000¿ø
 2,800
TUNGSOL
80,000¿ø
 2,000
KEN-RAD
140,000¿ø
 1,700
TELEFUNKEN
0¿ø
 1,700
RCA
ȸ¿ø´Ô²²¸¸ °ø°³
GeneralElectric
80,000¿ø
 900
TUNGSOL
ȸ¿ø´Ô²²¸¸ °ø°³
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