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Posts tagged सही करनेवाला

Circuit diagram 75 Meter QRP SSB Transceiver

The 75 Meter QRP SSB Transceiver Theory of Operation 6-30-03 In general, the transceiver switches the 4-element 1500 ohm xtal BPF ends between the inputs and outputs of the two SA602s to reverse the signal flow for R/T operation. Since no IF amplifier is used in the design, 20 dB of additional receiver gain is […]

Electronic circuit LM8365

Electronic circuit LM8365

5V Power supply control

5V Power supply control using 74HCT688 5V Power supply control Circuit diagram Our control products offer our customers choices to meet their specific cost, Supply Current mA Typical 12V and 5V Power Supply

HA1384 Schematic audio amplifier 20w

HA1384 Schematic audio amplifier 20w

The Audio preamplifier with dual recording

The Audio preamplifier with dual recording using IC BA3420AL. The Audio preamplifier with dual recording using IC BA3420AL. It has an internal switch for switching between playback head, mic and radio input modes, and also includes a bias oscillator and regulated voltage source for radio use. All control is possible with one external switch, allowing […]

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