Category:PCB Component Learning

Group Administrators: 1 | Group Member: 367 | Group Threads: 356

Electronic components are basic electronic element or electronic parts usually packaged in a discrete form with two or more connecting leads or metallic pads. Electronic Components are intended to be connected together, usually by soldering to a printed circuit board (PCB), to create an electronic circuit with a particular function.

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Replacement for VFETs

I know, that's just as funny as saying "extra money". Just got a junked Sony TA-4650; the 60s are reading 0.8r on both and .034 in diode mode on one, .075 in diode mode on the other. Both J18 are read...(view more)

Antonio Semeraro
2017/2/17 11:18:08
1 comments
624 views

Replacement for Motorola MC1655L

Any one know of a good replacement for a Motorola MC1566L ?(view more)

Bartosz Orzechowski
2017/2/17 10:25:51
1 comments
730 views

Hitachi 2SK135

Hi, I need 4 pairs (8 items) 2 SK135. Anybody who offers "no-fakes"? What do you think of current production (MAG, ...) of these fets? Are they a good replacement P.S.: I have ...(view more)

Eray CANLI
2017/2/17 9:17:50
1 comments
643 views

BC556BG and BC548CG

I have a HK330C receiver with bad transistors in the phono section (a common fault with these). I used BC556BG and BC548CG in the last one I did but they are NLA. Anyone know of a source or substitute...(view more)

Richard Yan
2017/2/17 9:15:02
1 comments
675 views

Preamp PCB NCDG-5851

where can I find a spare Preamp PCB NCDG-5851, please help.(view more)

joerg.friedrichs
2017/2/16 19:19:50
1 comments
745 views

Who knows these knobs?

Last year, I bought an estate sale lot on ebay consisting of >4 pounds of knobs. I was after some nice, aluminum, 10-turn potentiometer counting dials, and figured the others would be good for some...(view more)

ivo.colle
2017/2/16 12:21:45
1 comments
688 views

where to buy C8050, C8550 C9014 replacement

I've got some burnt C8050, C8550 & C9014 controlling a DC motor. The problem is that I can't find them anywhere. Does any of you know some replacements for it or where I could buy them cheap in Ca...(view more)

Muhd Alsyaari
2017/2/16 12:20:03
1 comments
646 views

Replacement for BC850C/860C

I posted this question over in the Pass F5 headphone thread where I first saw the schematic, but no one over there seems to know. In the following PS schematic, will the BC550C/560C work in plac...(view more)

Philip Hawthorne
2017/2/16 12:09:18
1 comments
725 views

The SEPIC switching converters

The SEPIC configuration, a very useful one, is used in modern converters for mixed supply systems. Thanks to the availability of an always growing number of specialized integrated circuits that...(view more)

Eibert Draisma
2017/2/15 21:28:44
1 comments
733 views

The Smallest Bluetooth Headset in The World

The world's smallest Bluetooth headset is fully funded and about to become a reality. Bluetooth headsets are notoriously awful--aside from looking like Star Trek relics and having the battery li...(view more)

Toni
2017/2/15 21:21:02

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