Antique radios, Old Time Radios
TH8121B
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Country:
France
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| Identical to |
TH8121B
= 1N21B
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| Similar
Tubes |
Normally replaceable-slightly different:
TH8021B
|
| Base |
No base
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| Description |
Silicon point-contact mixer or demodulator diode 3GHz
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Dimensions (WHD)
incl. pins / tip |
7 x 21 x mm / 0.28 x 0.83 x inch |
| Weight |
2 g / 0.07 oz |
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TH8121B: KTT 1969/70
Günther Stabe † 19.8.20
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TH8121B: Compagnie Françaiqe Thomson Houston
Patrice Zeissloff
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Collection of
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