Search found 7 matches

by raym
Sat Apr 03, 2004 8:11 pm
Forum: General Discussion
Topic: Continuous light dimmer sweep ?????
Replies: 22
Views: 3475

Re: Continuous light dimmer sweep ?????

Simulated Lighthouse Lamp Q I am trying to build a circuit for a small lighthouse lawn ornament. The "lighthouse" has an existing fixture for a 60 watt light bulb. I would like to vary the bulb brightness to simulate the rotating light of a real light-house. The light should start at full brightness...
by raym
Sat Apr 03, 2004 8:09 pm
Forum: General Discussion
Topic: Continuous light dimmer sweep ?????
Replies: 22
Views: 3475

Re: Continuous light dimmer sweep ?????

Simulated Lighthouse Lamp Q I am trying to build a circuit for a small lighthouse lawn ornament. The "lighthouse" has an existing fixture for a 60 watt light bulb. I would like to vary the bulb brightness to simulate the rotating light of a real light-house. The light should start at full brightness...
by raym
Sun Sep 28, 2003 7:23 pm
Forum: General Discussion
Topic: VCC verses VSS
Replies: 3
Views: 991

Re: VCC verses VSS

Thanks
Ray
by raym
Sat Sep 27, 2003 12:30 pm
Forum: General Discussion
Topic: VCC verses VSS
Replies: 3
Views: 991

VCC verses VSS

Does any one know the real difference between VSS VCC and VDD????
I have circuits that use both VSS and VCC and
VDD in the same circuit Im wondering what is the
real meaning of VSS VCC etc.
Ray
by raym
Sun Dec 15, 2002 7:13 pm
Forum: General Discussion
Topic: ICOM HM56 microphone
Replies: 0
Views: 669

ICOM HM56 microphone

Does any one have a schematic for an Icom
HM56 microphone.??????? If you do could email me.<p>Thanks
Ray
by raym
Sat Jan 19, 2002 7:52 pm
Forum: General Discussion
Topic: smd resistors
Replies: 3
Views: 1246

Re: smd resistors

<blockquote><font size="1" face="Verdana, Helvetica, sans-serif">quote:</font><hr>Originally posted by L. Daniel Rosa: I would guess the last digit to be the multiplier. So 1913 would be 191k. If the fourth digit means something else then the resistonce would read as 190 ohms, not a standard value f...
by raym
Thu Jan 17, 2002 7:35 pm
Forum: General Discussion
Topic: smd resistors
Replies: 3
Views: 1246

smd resistors

does any one know what the last digit is on a smd resistor is? This is the layout 1913 I know that the 191 is 190k but what is the 3 on the end . does it mean the wattage, or tolerance or other
Thanks Ray