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  1. Thread: New Around

    by 5B4AJB
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    1
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    179

    Greetings and welcome!

    Greetings and welcome!
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    Greetings and welcome!

    Greetings and welcome!
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    Es'hail-2 web-sdr

    I stumbled across a webpage which allows you to tune around a Phase-4 satellite.

    Received lots of SSTV, DRM, CW etc. Those of you into DTV should also find it useful...
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    209

    Some 2/70 mobile antenna are available with an...

    Some 2/70 mobile antenna are available with an "N" connector, the chassis type sockets are usually pretty well sealed and easy to mount.
    If the wind load isn't too crazy, you could mount the antenna...
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    Yes, it has one of the best names created by...

    Yes, it has one of the best names created by mankind, called diddle.

    Try to find a Kantronics manual, the one(s) that came with my KAM explains everything. A lot of it is KAM-specific, but other...
  6. Base Radios Use FM for packet, unless you're on (USB) H.F. at...

    Use FM for packet, unless you're on (USB) H.F. at 300 Baud.

    For 9600 Baud you need to use a discriminator output, into the TNC.

    Pin 12 on your ACC socket round the back of the radio will do...
  7. Changing the power supply to the LED's is the...

    Changing the power supply to the LED's is the solution. Try using a Voltage Regulator instead of a Switch Mode type supply.
  8. Mobile Radios First of all, you need a callsign - contact your...

    First of all, you need a callsign - contact your local club to arrange a course & examination.

    Secondly, if you're in a valley, surrounded by trees, in the middle of nowhere, no type of radio is...
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    I can't help you with a choke as I never (heard)...

    I can't help you with a choke as I never (heard) used one on a VHF vertical.

    One thing I would suggest is slipping 2-3, 2 inch long bits of hosepipe over the coax before you put the plugs on. This...
  10. Thread: TS-440s problem

    by 5B4AJB
    Replies
    3
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    359

    First thing that comes to mind is the Voltage...

    First thing that comes to mind is the Voltage coming into the radio, is it stable?

    A few seconds later I think this may be something more in-depth inside the radio...
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    Base Radios yeah, could be those things too, might be worth...

    yeah, could be those things too, might be worth putting a ferrite on the power leads too if the antenna is very close...
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    544

    Base Radios Page 12 of the manual...

    Page 12 of the manual shows pins 1 & 7 are used for the microphone circuit.

    For example:-
    An old pair of headphones you can chop up would be easy to connect to a P.C.
    Cut the wire near the...
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    544

    Base Radios Well, a typical car battery will comfortably run...

    Well, a typical car battery will comfortably run it on full power for about half an hour, longer if the SWR is low.

    Is it possible to make an adaptor for the microphone and plug it into a PC or...
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    Looking further into your question, I think you...

    Looking further into your question, I think you need some sort of commercial - type equipment. You could do it if every station had a packet transceiver and CAT capable radios.

    Maybe a simpler...
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    594

    You mean like packet radio?

    You mean like packet radio?
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    475

    You could program a simple scanner to sweep...

    You could program a simple scanner to sweep between two frequencies and record the output, modify that output to interface with whatever, yes.

    Software Defined Radio can also do this, with a USB...
  17. RST = Readability, Signal, Tone as a radio ham...

    RST = Readability, Signal, Tone

    as a radio ham you will only need two, 599 or 5NN :)

    Only readability matters, signal strength is mostly irrelevant and tone is usually reserved for CW...
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    Looks like a "smart" charger connector, I forget...

    Looks like a "smart" charger connector, I forget what they are called. Radio controlled cars etc use them...
  19. Thread: QTY 8900

    by 5B4AJB
    Replies
    1
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    699

    What are you powering it with? It sounds like a...

    What are you powering it with? It sounds like a supply problem...
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    What are you powering it with? it could be a...

    What are you powering it with? it could be a power supply issue if you're driving it too hard...
  21. Thread: Wires X access

    by 5B4AJB
    Replies
    3
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    479

    Isn't there an open-source compatiable version?

    Isn't there an open-source compatiable version?
  22. Most likely water in the coaxial cable, it's not...

    Most likely water in the coaxial cable, it's not repairable. Change the coax and make sure the new one is properly sealed with self-amalgamating tape at the antenna end...
  23. None of those frequencies are allocated to us -...

    None of those frequencies are allocated to us - we would lose our license if we used them for amateur radio...

    [edit] you do mean MHz don't you?
  24. Handheld Radios It sounds like something wrong with the...

    It sounds like something wrong with the switch-mode, did you transmit while it was plugged in?
  25. Thread: CW-Radio

    by 5B4AJB
    Replies
    1
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    494

    Build a QRP kit! there are lots out there - if...

    Build a QRP kit! there are lots out there - if you're not too scared of SMD, there are some really good little kits, comparable to a full-sized setup.
    I recommend a single-band (or frequency) type...
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