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  • Members: 321
  • Category: Radio
  • Founded: Oct 5, 2001
  • Language: English
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Messages 35259 - 35288 of 35288   Oldest  |  < Older  |  Newer >  |  Newest
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35259 John
toledohamradio Offline Send Email
May 21, 2012
2:35 pm
Didn't the old Kenwood KRC-939 car radio have AM stereo in it? What chipset did it use?   John   [Non-text portions of this message have been removed]...
35260 Kevin Raper
ICURAPossum_... Offline Send Email
May 21, 2012
2:46 pm
... Yes, it was a Multi System radio that switched system by the Pilot Tone, but sounded best on the Kahn System. ... Don't remember... It went out of...
35261 Scott Todd
amstereodude Offline Send Email
May 21, 2012
3:41 pm
... Yes, but I think Juan could run that 2.2kW at 1kW without much distortion. It would be if you're dialing it way down that it would be a problem. I...
35262 Kevin Raper
ICURAPossum_... Offline Send Email
May 21, 2012
4:02 pm
... The Gates 5 at WQIZ gets that "Gates Fuzz" Sound at the 500 Watt Pre-Sunrise, but really gets Nasty Sounding at the Flea Power Post Sunset Power, so we...
35263 Roy Sandgren
radio774 Offline Send Email
May 22, 2012
8:03 am
Hi, where to find a massproduction of  AMS decoders??? Bests from Roy Sandgren HASDA-EUROPE AM/FM/DABPLUS Car Radio ________________________________ Från:...
35264 jim smith
jimsmith9565... Offline Send Email
May 22, 2012
9:33 am
Hi Roy Jeff Deck makes them. His site is http://www.meduci.com .  I don"t know if Chris Cuff is going to start makeing his again or not. Jim Smith --- On...
35265 Kevin Raper
ICURAPossum_... Offline Send Email
May 22, 2012
10:14 am
... I know SONY still makes them for the Japan Market, so they are out there. Also most HD-Radio Chipsets also decode C-QUAM AM Stereo. 73, Kevin Raper KJ4HYD ...
35266 AMS Admin
jsgilst Offline Send Email
May 22, 2012
5:45 pm
... Mass production decoders? I don't know if they exist, that is in the 1000's. There is the DQAM unit for 35 from www.ASPiSYS,com and they may qualify as the...
35267 Roy Sandgren
radio774 Offline Send Email
May 22, 2012
7:31 pm
Yes, now i got a contact in Asia. Massproduction is possible of tuners with AMS  522 - 1710 KHz,9kHz raster and 15 kHz audio. can get a licence in Sweden for...
35268 Roy Sandgren
radio774 Offline Send Email
May 22, 2012
7:34 pm
Hi, looks like i got some contacts of  CQUAM decoders in mass productions id we order 2000 units AM fm stereo, 15 kHz audio in AMS. Bests from Roy Sandgren ...
35269 Chris Cuff
amstereoguy@... Send Email
May 22, 2012
8:33 pm
No, I don't make decoders any longer- I sold off my IC's and 3.60 resonators to Jeff several years ago. I decided to stay with just the small transmitters due...
35270 Roy Sandgren
radio774 Offline Send Email
May 22, 2012
8:53 pm
OK Chris, it's possibel to resume production of the IC from Asia. AMS is not dead, it will have a little come back in the world. Bests from Roy Sandgren ...
35271 Chris Cuff
amstereoguy@... Send Email
May 22, 2012
9:31 pm
The IC's are available- the part that is very hard to find is the 3.60mhz resonator. MuRata discontinued them back 10 years ago. To:...
35272 pdmtr Offline Send Email May 23, 2012
5:13 pm
We have manage to stock a huge lot of MC13028DW Ic's for our decoder boards and some other upcoming project, and we ordered 6000pcs of 3.60MHz & 3.64MHz (for...
35273 Jota
jotape1960 Offline Send Email
May 24, 2012
4:35 am
Hi, Kevin!!! Thanks a lot for your data!!! I have a very good problem here since my PC's HDD died (because I had to ask my son's notebook to be here, when he...
35274 Kevin Raper
ICURAPossum_... Offline Send Email
May 24, 2012
10:41 am
... Yes, I have "Been There and Done That" Myself. ... The more you reduce Power, the Higher the Distortion will be. ... What exactly are you trying to do? It...
35275 Scott Todd
amstereodude Offline Send Email
May 25, 2012
1:55 am
... The absolutely best AM stereo radio I've ever used was a 94 or 95 Ford Mach 460 radio. I wonder if it would be possible to clone the electronics and...
35276 Jota
jotape1960 Offline Send Email
May 25, 2012
5:41 pm
... Hi Kevin!!! I think the "transformation" I want to make isn't enough important as to have to use a Voltage Regulator or any more sofisticated circuit. The...
35277 Jota
jotape1960 Offline Send Email
May 25, 2012
5:48 pm
Hi Gang!!! Despite the efficient issue (because I think it is the main reason the today TX have made with PDM system), Nobody makes, today, the old simple...
35278 AMS Admin
jsgilst Offline Send Email
May 25, 2012
10:20 pm
... I searched for a schematic but all I see are external wiring diagrams. I think Ford was having their radios made by Visteon and if the model number of the...
35279 Jota
jotape1960 Offline Send Email
May 25, 2012
11:04 pm
Do you have tried: http://www.hifiengine.com ? ???...
35280 Kevin Raper
ICURAPossum_... Offline Send Email
May 26, 2012
3:39 am
... OK so we need the Watt Rationg or Current Draw of the replacement 6 Volt Lamp. Use the Ohms Law to calculate the "load current" in amperes (load amps =...
35281 Kevin Raper
ICURAPossum_... Offline Send Email
May 26, 2012
3:50 am
... There were many reasons why the manufacturers got away from High Level Modulation, but a Determined Home Brewer should not have much trouble putting one...
35282 AMS Admin
jsgilst Offline Send Email
May 27, 2012
1:41 am
... It looks like Freescale, a Motorola spinoff in 2004, had the chip and can still be found in a search on their page but says that it is no longer...
35283 Scott Todd
amstereodude Offline Send Email
May 27, 2012
7:19 pm
... Or you could upgrade the radio to use LEDs. White ones drop 3.4V each, and can tolerate up to 4V. Add a silicon diode such as a 1N4001 in series if you...
35284 John
toledohamradio Offline Send Email
May 27, 2012
8:31 pm
Juan - I would use a higher voltage bulb if there is already 7.5volts present, I would use the 9V bulb and you will usually still have a bright enought bulb,...
35285 toledohamradio Offline Send Email May 27, 2012
8:36 pm
I thought originally "ON Semiconductor" bought all of Motorola's IC chips so Moto could concentrate of screwing police and fire deparments going digital and...
35286 AMS Admin
jsgilst Offline Send Email
12:03 am
... Funny :-) They were spin offs or so to speak so I guess you could say they bought it. ;-) (Rant) When the space shuttle burned up over East Texas returning...
35287 Jota
jotape1960 Offline Send Email
3:45 am
Hi!!! I'll use 6V Leds with the proper diode bridge and a IC voltage regulator. The only one doubt I have is about the value of the parallel capacitor I have...
35288 pdmtr Offline Send Email 7:56 am
The broke up of the old Moto semiconductors was a real nightmare for poeple used to use them! The have send power electronics to ON, the uCU's and some...
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