
Do not rush to throw out an electrosoldering iron: its handle more work if we impose it on file, chisel.
N. LUSHNIKOV, V. between kuzhenkino, Kalinin region.
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THE “GUARD” DOORS
The scheme is simple electronic guard device published the magazine "Funkamateur" (GDR). Across the doors of the protected object stretched thin wire. Until he is whole, the tension on...
DOOR WITH PUMP…
To the front entrance door slammed I equipped them with shock Bicycle pump. Now they close almost silently. The pump is mounted pivotally in brackets. mounted on the door and the...