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 […]
Posts tagged lm1889n
Create an audio mixer Guitar – BC 26s Splitter Mixer
BC 26s Splitter Mixer. BC 26s Splitter Mixer. It is small , extremely versatile, and affordable. This small , very versatile, and affordable. It is a 6 in / 2 out mixer, a 2 in / 6 out splitter / distribution amplifier, and a 6 in / 6 out buffer amplifiers. This is a 6 […]
Portable detector
Portable detector Kristal Checker – Krystal Detector circuit using BC107 Kristal Checker – Krystal Detector circuit using BC107 Portable detector R1 ………….. 39K ohm R2 ………….. 1K ohm R3 ………….. 100K ohm C1 ………….. 680pF C2 ………….. 150pF C3 ………….. 1K pF C4 ………….. 4,7K pF TR1 …………. BC107 TR2 …………. BC107 D1 ………….. 1N60 […]
1tr preamp mic schematic
1tr preamp mic schematic using c828 R1 …… 10K R2 …… 220K R3 …… 5K6 R4 …… 560K VR …… 10K C1 …… 100nF C2 …… 47uF Q ……. C828
Differential Cascode circuit and driver
Differential Cascode circuit and driver
