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BJT stands for Bipolar Junction Transistor. It is a three-terminal electronic device constructed of doped semiconductor material and may be used in amplifying or switching applications.

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1 answer
182 views

What values of components to use in this 30V-2V, 3A(max) current limiting circuit?

I'm looking for a current limiting circuit for my lab bench PSU, and found this one. What are the values for the components? Is R_sense the pot? Thanks in advance!
thegamebusterpl's user avatar
0 votes
0 answers
268 views

What do you think about my PSU design?

I have designed a symetrical PSU using LM317, LM337 plus power BJTs. The desired output range is at least 24V-2V @ 6A max. Altough not shown in the schematic, i plan to add power resistors and a rotar …
thegamebusterpl's user avatar
0 votes
2 answers
1k views

BJT Astable Multivibrator - What is the max. oscillation frequency?

What is the max. oscillation frequency of this Astable Multivibrator circuit? Is it directly related to transition frequency of the transistor? I plan on using it with BC547B transistor. The hardwired …
thegamebusterpl's user avatar
5 votes
1 answer
570 views

BJT Clapp Oscilator for 3-6MHz

I designed a Clapp VFO to aid in my Ham Radio projects (Non-superhet SSB and CW recievers for 80M and hopefuly 40M). I chose the clapp topology for it's frequency stability. I want it to tune at least …
thegamebusterpl's user avatar