You can now help support WorldwideDX when you shop on Amazon at no additional cost to you! Simply follow this Shop on Amazon link first and a portion of any purchase is sent to WorldwideDX to help with site costs.
Looking for a Telsat ssb 140 radio for parts.
part im looking for is the channel selector with pcb boards attached.
I tried to fix mine 4 times and still segments out I will try 1 more time, so needing the channel selector.
If someone knows of the selector used in other radios please post...
So i did fix the first Telstat 140 power problem now I have a second one.
Transmits fine good audio and power both AM and ssb.
Problem is Am is dead on
USb is dead on
Lsb is not
If I transmit on AM say 27.4050 dont touch the clarifier and switch to LSB I get 27.4028 when i should get 274040...
Was using the radio this morning working fine then something happened now just about 2 watts on Am and about 2 watts on ssb both lower and upper.
Radio dead on frequency and receive is great
No burn marks on the bottom pc side.
I pulled bothe finals 2sc 1969 and 2sc2166 abd both are ok.
Seem...
Has anyone been successful in getting the 5kc and 10kc mods on the pll02a SSB radios like the GE Superbase the Lafayette Telsat 140 or the midland 78-999 and other SSB radios
Says on the net that pin 4 is not connected to anything but has an internal resistor. Says to take pin high or low and...
Looking for the mic wiring for the lafayette 140 ssb 5 pin din mic.
I want to make an adapter to use a cobra 4 pin standard mic.
I looked in the owners manual and the service manual and could find nothing.
Searched the net and still nothing pops up.
I have not had time to play with the...
Anyone in this forum know about the specs on the crystals used in the cybernet chassis like the GE super base or the Colt Excalibur or the midland 78-999 radios the 10.0525 crystal used in these radios.
Im looking for the specs to have some crystals made and need the
l know its doubled in the...
On the GE Superbase and the Colt Excalibur and the Midland 78.999 ssb radios and most other 02A ssb radios im looking for some xtal information.
the stock is 10.0525 regular 40
the high 40 is10.165
the low 40 is 9.940.
If i was to have some crystals made what would be the specs for the crystal...
On the Cobra 29 ltd/gtl and the Dwight D and cobra 1000.
Is there a location on the pc board to monitor the frequency with a freq counter.
I know on the Cobra 142/Madisons/Washington and radios that use the MB8719/8735 pll TP 1 which is a resistor on 1 side is a good place to monitor the...
On the Cobra 29 ltd/gtl and the Dwight D and cobra 1000.
Is there a location on the pc board to monitor the frequency with a freq counter.
I know on the Cobra 142/Madisons/Washington and radios that use the MB8719/8735 pll TP 1 which is a resistor on 1 side is a good place to monitor the...
So i have a audio module that I bought has 8 channels that can record and play back voice or music using just a onboard mic.
The module comes with a enclosed speaker and has 3 AA batteries inside and plugs onto the module to supply 5 volts and a speaker.
record audio is great and also recording...
Along the years many frequency counters have been sold out there.
There were regular ones with the so239s in back and some with the so239 and a antenna built in so you can use without jumper cables.
Would anyone have a circuit or directions on a way to make or add an antenna on a frequency...
Would anyone know what other manufactures us the same board as Galaxy 959 2547 949 939 PC board,
I know there must be some other radios that are the same.
thanks for the help
Hi have been searching the web for some info on channel mod using crystals for the Galaxy 959 and such radios that use the same pc board or pll configuration.
Some info I have is that xtal 3 >15.360mhz is the one to change and either add a 15.810mhz for high or a 14.910 for low channels would...
Next radio is a connex 3300HP
Radio has no tx and rx.
There is audio in the speaker but no rf what so ever on a watt meter.
There is also no reading on frequency counter.
Like the pll is out of lock nothing and of course someone was in to the radio can tell the vco and other cans moved.
So...
I have a Galaxy DX929 AM radio.
There is good receive Audio and good tx and rx.
There is no mic audio and no pa audio.
If i key radio about 3 watts and turn on a radio next to i can not hear any audio when I keyup.
If i turn on the echo and then key up I can just faintly hear the mic audio...
Any knowledge of any good priced PCB board makers in USA or Canada?
Looking to have some pcbs made and have a found a few in USA and some do not respond.
thanks in advance for the help
Anyone out here doing surface mount soldering.
If so what are you using for flux.
Im looking for a good Gel flux not the rosen core flux liquid.
I see on ebay in syringes but was looking to get in a bottle.
So if you are using a Gel flux what name brand.
thanks for any help.
So im working on a project and these parts I need some info on.
How to Identify the diode part # and size surface mount.
How to Identify the capacitor value and size surface mount.
The resistor pack is a 102+1k value, what size is the surface mount.
thanks for any info in Identifying these...
This forum does not allow a single user to have more than one username. If anyone wants to change their username contact an admin and it will be done. Multiple accounts belonging to the same member will be deleted without warning.