Transistors (Germanium PNP RF Small Signal Amplification)
2SA12 (日立)
Alloy Junction
IF (455 kHz) Signal Amplification
2SA15 (日立)
Alloy Junction
MW Frequency Conversion
2SA28 (東芝)
Drift
MW Signal Amplification
2SA49 (東芝)
Alloy Junction
IF (455 kHz) Signal Amplification (First stage)
2SA52 (東芝)
Alloy Junction
MW Frequency Conversion
2SA53 (東芝)
Alloy Junction
IF (455 kHz) Signal Amplification (Second Stage)
2SA70 (松下)
Alloy Diffusion
IF (10.7 MHz) Signal Amplification
Equivalent to 2SA341
2SA71 (松下)
Alloy Diffusion
FM Signal Amplification, Frequency Conversion
Equivalent to 2SA342
2SA100 (松下)
Drift
MW Signal Amplification
2SA101 (松下)
Drift
IF (455 kHz) Signal Amplification
2SA102 (松下)
Drift
MW Frequency Conversion
2SA103 (松下)
Drift
HF Frequency Conversion
2SA104 (松下)
Drift
HF Frequency Conversion
2SA201 (三洋)
Alloy Junction
MW Frequency Conversion
2SA202 (三洋)
Alloy Junction
IF (455 kHz) Signal Amplification (First stage)
2SA203 (三洋)
Alloy Junction
IF (455 kHz) Signal Amplification (Second stage)
2SA234 (日立)
Mesa
IF (10.7 MHz) Signal Amplification
2SA235 (日立)
Mesa
FM Signal Amplification, Frequency Conversion
2SA288 (日立)
Mesa
VHF TV Frequency Conversion
2SA290 (日立)
Mesa
VHF TV Signal Amplification
2SA350 (日立)
Drift
HF Signal Amplification, Frequency Conversion
2SA351 (日立)
Drift
HF Oscillation
2SA352 (日立)
Drift
HF Frequency Mixture
2SA353 (日立)
Drift
IF (455 kHz) Signal Amplification
2SA354 (日立)
Drift
MF Frequency Conversion
2SA355 (日立)
Drift
MF Signal Amplification
2SA435 (日立)
Mesa
VHF TV Frequency Conversion
2SA437 (日立)
Mesa
VHF TV Frequency Conversion
2SA469 (東芝)
Drift
SW Frequency Mixture
2SA470 (東芝)
Drift
SW Frequency Conversion
2SA471 (東芝)
Drift
IF (10.7 MHz) Signal Amplification
文献
東芝電子手帖.東京芝浦電気株式会社 編 誠文堂新光社, 1968https://dl.ndl.go.jp/pid/2512815/1/6
2SA472 (東芝)
Drift
MW Signal Amplification, Frequency Conversion, Frequency Mixture
2SA476 (東芝)
Drift
FM Signal Amplification, Frequency Conversion, Frequency Mixture
文献
東芝電子手帖.東京芝浦電気株式会社 編 誠文堂新光社, 1968https://dl.ndl.go.jp/pid/2512815/1/6
2SA477 (東芝)
Drift
IF (10.7 MHz) Signal Amplification
文献
東芝電子手帖.東京芝浦電気株式会社 編 誠文堂新光社, 1968https://dl.ndl.go.jp/pid/2512815/1/6