Hi All,
please find the attached schematic and let me know how to calculate the R vale for below parameter.
Les say Q119 =Q120 =BC547
Vf = 1.9- 2.4V
IF =15-20 mA
How do calculate R value !!!
Thanks in advance !!!
please find the attached schematic and let me know how to calculate the R vale for below parameter.
Les say Q119 =Q120 =BC547
Vf = 1.9- 2.4V
IF =15-20 mA
How do calculate R value !!!
Thanks in advance !!!
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