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K0CQ > TECH 22.09.03 11:17l 9 Lines 288 Bytes #999 (0) @ WW
BID : 5885_W0AK
Read: GUEST DB0FHN OE7FMI
Subj: lamps as power supply loads
Path: DB0FHN<DB0RGB<OK0PPL<DB0RES<ON0AR<WB0TAX<N3HYM<KB2TXP<KB2FAF<KA2MYD<
K1UOL<K1UOL<WB3DTG<N0RVX<W0AK
Sent: 030921/0316Z @:W0AK.#CIA.IA.USA.NOAM #:5885 [Des Moines] $:5885_W0AK
From: K0CQ@W0AK.#CIA.IA.USA.NOAM
To : TECH@WW
Headlamps make lousy loads for current limited power supplies. Their cold
resistance is about 1/15th their hot resistance and the starting surge will
trip the power supply overload every time.
73, Jerry, K0CQ @ W0AK.#CIA.IA.USA
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