VFET Sony's Rare 2SJ28 (KF-33) P-CH x 1 pcs

VFET Sony's Rare 2SJ28 (KF-33) P-CH x 1 pcs
You are bidding on 1 PCS NEW OLD STOCK of P-Channel VFET (Vertical FET) P/N: 2SJ28 (10A, 200V) from Sony. This part is used only in Sony TA-N88 VFET Power Amplifier. This piece of VFET comes with a ranking of KF-33, other ranking such as KE-33 (available in both 2SJ28 & 2SK82) and KD-33 (available for 2SK82 only) are available in our ebay store. Please note that these part cannot be used to replaced the 2SK60 and 2SJ18 VFET directly. The following links to some Japanese design using 2SK82. We are also selling the VFETs in pairs in our ebay store.

Additional Links:

2SK60 and 2SJ18

Additional Updates:

We are grateful to Mr Francesco Corrado who was kind enough to post DIY schematics for 50 Watt VFET Amplifier using 2SK80 and 2SJ28, please refer to the following link if you are interested. Alternatively you can key in "AMPLIMOS one stage amplifiers" in the search engine if the link was broken.

50W 2SK28 & 2SJ82 DIY Schematics


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