Tv transmitter circuit using lm1889n
Tv transmitter circuit using lm1889n
- Cl1 – LM1889n
- Q1, Q2, Q4 – BC547
- Q3 – BD135
- D1 – BB809
- R1, R15 – 82 Ohm
- R2 – 120 K Ohm
- R3 – 27K Ohm
- R4 – 1,2 K Ohm
- R5, R13, R14 – 270
- R6 – 470 Ohms
- R7 – 56k Ohms
- R8 – 68k Ohms
- R9 – 220 K Ohms
- R10 – 2,7 K Ohms
- R11, R17 – 1 K Ohms
- R12, R16. R19 – 10 K Ohms
- R18 – 47 Ohms x 1W
- R20 – 22 K Ohms
- P1 – 10 K Ohms trimpot
- C1 – 4,7µF/1 6V
- C2, C3 – 10µF/1 6V
- C4, C8 – 1 nF
- C5 – 120 pF
- C6 – 47 pF
- C7 – 56 pF or 47 pF
- L1, L2 – Coils – L1 – 0.3µH and L2 – 7 to 13µH
