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PCS-Electronics Forum Index
Search found 27 matches
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Topic: Transmitter with a PC
R_QRP

Replies: 1
Views: 8895
PostForum: Guides - comments and ideas   Posted: Thu Jan 06, 2005 6:18 pm   Subject: Transmitter with a PC
Have you tried to build in a PC inside the transmitter
instead of building a transmitter inside the PC ...?
Topic: Newsletter ...
R_QRP

Replies: 1
Views: 6203
PostForum: Improvement and suggestions   Posted: Mon Aug 30, 2004 9:26 am   Subject: Newsletter ...
Hi Marko,

I have earlier signed up for your newsletter
and now wonder how often they are mailed?
Have not seen anyone posted yet!?

73 de R_QRP
Topic: What kind of schematics do you miss?
R_QRP

Replies: 22
Views: 36309
PostForum: Schematics - help and ideas   Posted: Sat Jul 31, 2004 6:26 pm   Subject: What kind of schematics do you miss?
Is it your sister ... ?
73 de R_QRP
Topic: What kind of schematics do you miss?
R_QRP

Replies: 22
Views: 36309
PostForum: Schematics - help and ideas   Posted: Fri Jul 30, 2004 2:56 pm   Subject: What kind of schematics do you miss?
Schematics for The Grenade Transmitter and a PCB-layout!

Thanks!

Edit by PCS: Nice try, R_QRP

*LOL* Not me! Someone else is working on it!

73 de R_QRP
Topic: Power and modulation AM max
R_QRP

Replies: 7
Views: 8626
PostForum: AM transmitters   Posted: Sat Jul 17, 2004 8:49 pm   Subject: Power and modulation AM max
Watt sucking glow FET's

73 de R_QRP
Topic: The AM MAX II DSP looks very nice!
R_QRP

Replies: 5
Views: 6605
PostForum: AM transmitters   Posted: Sun Jun 06, 2004 12:09 pm   Subject: The AM MAX II DSP looks very nice!
Great job Marko!
The AM MAX II DSP looks very nice!
73 de R_QRP
Topic: Where is your next generation of the AM MAX I TRANSMITTER?
R_QRP

Replies: 2
Views: 5309
PostForum: AM transmitters   Posted: Wed May 19, 2004 8:43 pm   Subject: Where is your next generation of the AM MAX I TRANSMITTER?
Where is your next generation of the AM MAX I TRANSMITTER?
73 de R_QRP
Topic: Pirate Radio!
R_QRP

Replies: 10
Views: 14997
PostForum: Users share experience...   Posted: Thu Jan 29, 2004 10:41 am   Subject: Pirate Radio!
Find Pirate radio survival guide here:
http://www.pcs-electronics.com/schematics/prsg.zip
This file is a MUST READ for every pirate radio operator or wannabe.

73s de R_QRP
Topic: SST QRP
R_QRP

Replies: 0
Views: 3455
PostForum: Users share experience...   Posted: Tue Jan 27, 2004 9:01 pm   Subject: SST QRP
This is a nice little rig:
http://www.eham.net/reviews/detail/102

73s de R_QRP
Topic: Pirate Radio!
R_QRP

Replies: 10
Views: 14997
PostForum: Users share experience...   Posted: Mon Jan 26, 2004 8:46 am   Subject: Pirate Radio!
Tips on how NOT to get raided!
Don´t transmitt at all!

73s de R_QRP
Topic: IRF510 MOSFET
R_QRP

Replies: 2
Views: 9485
PostForum: Schematics - help and ideas   Posted: Mon Jan 12, 2004 12:50 pm   Subject: IRF510 MOSFET
Care of your IRF-510 MOSFET's
MOSFETs are susceptible to electrostatic discharge damage (ESD). It is important to use proper grounding techniques while handling the amp circuit board and the MOSFETs ...
Topic: Confusion about range on watt.
R_QRP

Replies: 6
Views: 8491
PostForum: Users share experience...   Posted: Thu Jan 08, 2004 5:25 pm   Subject: Confusion about range on watt.
This is the most frequent question, and many newbies want a simple answer. There is no simple answer. The distance at which your signal can be heard will vary from listener to listener, depending on t ...
Topic: IRF510 MOSFET
R_QRP

Replies: 2
Views: 9485
PostForum: Schematics - help and ideas   Posted: Sun Jan 04, 2004 7:46 pm   Subject: IRF510 MOSFET
Using a series transistor as a class-A modulator works well in some respects eg excellent frequency response, but if you halve the standing voltage to the final to 6 volts and do nothing else, the out ...
Topic: IRF510 MOSFET
R_QRP

Replies: 2
Views: 9485
PostForum: Schematics - help and ideas   Posted: Sat Dec 20, 2003 5:57 pm   Subject: IRF510 MOSFET
For a 5-15 watt transmitter, the IRF510 is a pretty good choice.
Its Drain-source breakdown voltage is 100V, which gives a reasonable amount of headroom. On mod peaks the supply voltage will be 24V , ...
Topic: Grenade AGAIN?!!!!
R_QRP

Replies: 8
Views: 11877
PostForum: AM transmitters   Posted: Thu Dec 18, 2003 12:02 pm   Subject: Grenade AGAIN?!!!!
But we can't say the word again. Bad things happen when you say it.
And so it goes again and again and again.... LOL

73s de R_QRP
Topic: What do you think about the new 5W booster amplifier?
R_QRP

Replies: 10
Views: 22009
PostForum: Polls - vote on different subjects   Posted: Fri Dec 05, 2003 11:05 am   Subject: What do you think about the new 5W booster amplifier?
May be for comming LPAM projects !?
73s de R_QRP
Topic: What do you think about the new 5W booster amplifier?
R_QRP

Replies: 10
Views: 22009
PostForum: Polls - vote on different subjects   Posted: Fri Dec 05, 2003 9:43 am   Subject: What do you think about the new 5W booster amplifier?
For a 5-15 watt transmitter, the IRF510 is a pretty good choice.
Its Drain-source breakdown voltage is 100V which gives a reasonable amount of headroom. (on mod peaks the supply voltage will be 24V , ...
Topic: Who is BiasComms?
R_QRP

Replies: 3
Views: 5712
PostForum: Schematics - help and ideas   Posted: Tue Dec 02, 2003 9:34 am   Subject: Who is BiasComms?
This knowledgeable guy or company seem to be active everywhere with comments.
Anybody who knows from where he operates and how to get in contact with this guy?

73s de R_QRP
Topic: Qrp Am transmitter idea with schematic
R_QRP

Replies: 3
Views: 5897
PostForum: Schematics - help and ideas   Posted: Mon Dec 01, 2003 9:32 am   Subject: Qrp Am transmitter idea with schematic
Why not try this one for SW AM QRP:

http://www.geocities.com/radio_qrp/

What do you think now?

73s de R_QRP
Topic: Belize Radio Station
R_QRP

Replies: 30
Views: 23308
PostForum: Users share experience...   Posted: Wed Nov 26, 2003 3:07 pm   Subject: Belize Radio Station
Garifuna culture is getting more respect and understanding, as Belize radio stations and clubs play punta rock, a blend of Garifuna lyrics and
calypso-style rhythms. Punta is an invention of the 198 ...
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