
To radio sounded good on the UHF band, it should be adjusted to exactly take the radio. Will help you with this indicator fine adjustment circuit of which offers Bulgarian journal “Radio Television Electronics”.
The DC component of the FM demodulator is supplied to the comparison circuit (comparator), is performed on four low-power silicon transistors! for example, KT315, KT361, and two LEDs АЛ102А—АЛ102В (see figure).
With the engine variable resistor R5 on the right shoulder of the comparator serves a reference voltage from a stabilized power supply.
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No, just securing the bottom of the Ironing Board extension socket, you can remove the wire from under the feet to ensure additional comfort and to comply with the rules technici security.
“FERRARRI” WITH YOUR OWN HANDS, OR THE COMMANDMENTS OF A DIY MAKER
Now many people believe that amateur construction enthusiasts have disappeared from our lives. Forever, they say, they remained in Soviet times. This is a completely wrong opinion. Yes,...