[TenTec] NO XMIT WITH PTT

Sun Mar 20 22:17:39 EST 2005

Order a new jack while you're at it!
Steve Ellington
N4LQ at iglou.com
----- Original Message ----- 
From: "Ron" <k8fg at sbcglobal.net>
To: "Discussion of Ten-Tec Equipment" <tentec at contesting.com>
Sent: Sunday, March 20, 2005 10:03 PM
Subject: Re: [TenTec] NO XMIT WITH PTT


> Steve N4LQ wrote:
>
>>The fact that the key jack is falling apart should be a good place to 
>>start.
>>I would take mine apart but it's too late tonight. Looks like you could
>>unplug the PTT/CW jacks from the board and check for the short. Each jack
>>has a diode in series with it and on the other side of each diode is a 10k
>>resistor going to +5 then they all go to pins of U4.
>>There are 4 ptt/cw key lines. MIC/PTT, CW key/T, CW key/R and AUX/Key.
>>I suggest unplugging the CW key jack first and seeing if the problem goes
>>away. Also if you suspect it's that cw key jack, go into the software and
>>turn on the internal keyer then key the rig with your tx/loop button and 
>>see
>>if it starts sending dits or dahs.
>>Steve Ellington
>>N4LQ at iglou.com
>>----- Original Message ----- 
>>From: "Ron" <k8fg at sbcglobal.net>
>>To: "Discussion of Ten-Tec Equipment" <tentec at contesting.com>
>>Sent: Sunday, March 20, 2005 7:34 PM
>>Subject: Re: [TenTec] NO XMIT WITH PTT
>>
>>
>>
>>
>>>Ron wrote:
>>>
>>>
>>>
>>>>Steve N4LQ wrote:
>>>>
>>>>
>>>>
>>>>
>>>>
>>>>>.7v? NOT GOOD. Do this:
>>>>>Unplug everything from the Peg except for the 12v power, including the
>>>>>computer. Turn it on. Measure the PTT again. If it still reads .7v,
>>>>>you've
>>>>>got hardware problems. If it jumps up to 5v or so then you have 
>>>>>something
>>>>>plugged into either the assc. jack, key jack, or mic jack that is
>>>>>shorting.
>>>>>
>>>>>Steve Ellington
>>>>>N4LQ at iglou.com
>>>>>----- Original Message ----- 
>>>>>From: "Ron" <k8fg at sbcglobal.net>
>>>>>To: "Discussion of Ten-Tec Equipment" <tentec at contesting.com>
>>>>>Sent: Sunday, March 20, 2005 6:14 PM
>>>>>Subject: Re: [TenTec] NO XMIT WITH PTT
>>>>>
>>>>>
>>>>>
>>>>>
>>>>>
>>>>>
>>>>>
>>>>>
>>>>>>Steve N4LQ wrote:
>>>>>>
>>>>>>
>>>>>>
>>>>>>
>>>>>>
>>>>>>
>>>>>>
>>>>>>>I don't quiet follow you. Are you saying if you left click the TX 
>>>>>>>Loop
>>>>>>>button at the top, it goes into transmit or do you mean it allows you
>>>>>>>to
>>>>>>>go
>>>>>>>into transmit? If it's the former, it almost sounds like your PTT 
>>>>>>>line
>>>>>>>is
>>>>>>>shorted somewhere and when you "close the loop" in software, it
>>>>>>>transmits.
>>>>>>>I still think you should download the TT software and try it first.
>>>>>>>That
>>>>>>>will eliminate some confusion since it's rather basic.
>>>>>>>Check the PTT voltage at the jack per the manual between Gnd and Ptt.
>>>>>>>You
>>>>>>>should have between 4 and 5 volts.
>>>>>>>Steve Ellington
>>>>>>>N4LQ at iglou.com
>>>>>>>----- Original Message ----- 
>>>>>>>From: "Ron" <k8fg at sbcglobal.net>
>>>>>>>To: "Discussion of Ten-Tec Equipment" <tentec at contesting.com>
>>>>>>>Sent: Sunday, March 20, 2005 4:57 PM
>>>>>>>Subject: Re: [TenTec] NO XMIT WITH PTT
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>>Steve N4LQ wrote:
>>>>>>>>
>>>>>>>>
>>>>>>>>
>>>>>>>>
>>>>>>>>
>>>>>>>>
>>>>>>>>
>>>>>>>>
>>>>>>>>
>>>>>>>>>Ron
>>>>>>>>>Tx Loop button? What's that? In the "Transmitter" menu, I have a
>>>>>>>>>"Enable
>>>>>>>>>keying loop" button. Is that what you meant? I have mine disabled
>>>>>>>>>since
>>>>>>>>>I
>>>>>>>>>don't use a TT amp with the Peg. On your N4PY front panel, do you
>>>>>>>>>have
>>>>>>>>>the
>>>>>>>>>"Xmit Disable" activated? If so, disable it. Also check the 
>>>>>>>>>"ACCInp"
>>>>>>>>>button.
>>>>>>>>>For microphone input it should be disabled.
>>>>>>>>>If all this doesnt work, try the basic TenTec software and start 
>>>>>>>>>all
>>>>>>>>>over.
>>>>>>>>>Out of ideas. 73
>>>>>>>>>Steve Ellington
>>>>>>>>>N4LQ at iglou.com
>>>>>>>>>----- Original Message ----- 
>>>>>>>>>From: "Ron" <k8fg at sbcglobal.net>
>>>>>>>>>To: <tentec at contesting.com>
>>>>>>>>>Sent: Saturday, March 19, 2005 2:16 PM
>>>>>>>>>Subject: [TenTec] NO XMIT WITH PTT
>>>>>>>>>
>>>>>>>>>
>>>>>>>>>
>>>>>>>>>
>>>>>>>>>
>>>>>>>>>
>>>>>>>>>
>>>>>>>>>
>>>>>>>>>
>>>>>>>>>
>>>>>>>>>
>>>>>>>>>
>>>>>>>>>>Hello to the Group,
>>>>>>>>>>I have a couple of questions .
>>>>>>>>>>I have a Pegasus that will not Xmit via the Mic or Acc jacks
>>>>>>>>>>but will key via the N4PY software with a mouse click on the
>>>>>>>>>>TX Loop button.. Any ideas ?
>>>>>>>>>>
>>>>>>>>>>Also is there ant service info available ?
>>>>>>>>>>Thanks, Ron/K8FG...
>>>>>>>>>>_______________________________________________
>>>>>>>>>>TenTec mailing list
>>>>>>>>>>TenTec at contesting.com
>>>>>>>>>>http://lists.contesting.com/mailman/listinfo/tentec
>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>_______________________________________________
>>>>>>>>>TenTec mailing list
>>>>>>>>>TenTec at contesting.com
>>>>>>>>>http://lists.contesting.com/mailman/listinfo/tentec
>>>>>>>>>
>>>>>>>>>
>>>>>>>>>
>>>>>>>>>
>>>>>>>>>
>>>>>>>>>
>>>>>>>>>
>>>>>>>>>
>>>>>>>>>
>>>>>>>>>
>>>>>>>>>
>>>>>>>>Hi Steve and Carl,
>>>>>>>>I have the latest ver of software and in the top row of buttons 
>>>>>>>>there
>>>>>>>>is
>>>>>>>>a Tx Loop button after the Calibrate.
>>>>>>>>When I left click on this button it will go into xmit. If I go into
>>>>>>>>the
>>>>>>>>settings/transmitter menu and
>>>>>>>>uncheck Keying Loop the rig goes into xmit. ACCInp is disabled.
>>>>>>>>I am starting to believe I have a rig problem, if I short the Ptt 
>>>>>>>>pin
>>>>>>>>in
>>>>>>>>the mic connector to ground
>>>>>>>>there is no xmit also did the same test with the Acc connector with
>>>>>>>>the
>>>>>>>>same results.
>>>>>>>>Ron/K8FG...
>>>>>>>>_______________________________________________
>>>>>>>>TenTec mailing list
>>>>>>>>TenTec at contesting.com
>>>>>>>>http://lists.contesting.com/mailman/listinfo/tentec
>>>>>>>>
>>>>>>>>
>>>>>>>>
>>>>>>>>
>>>>>>>>
>>>>>>>>
>>>>>>>>
>>>>>>>>
>>>>>>>>
>>>>>>>_______________________________________________
>>>>>>>TenTec mailing list
>>>>>>>TenTec at contesting.com
>>>>>>>http://lists.contesting.com/mailman/listinfo/tentec
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>Hi Steve,
>>>>>>When I left click the button it xmit's. I just checked the ptt 
>>>>>>voltage,
>>>>>>it reads -.707 I don.t have a manual
>>>>>>other than basic operation.
>>>>>>Ron/K8FG...
>>>>>>_______________________________________________
>>>>>>TenTec mailing list
>>>>>>TenTec at contesting.com
>>>>>>http://lists.contesting.com/mailman/listinfo/tentec
>>>>>>
>>>>>>
>>>>>>
>>>>>>
>>>>>>
>>>>>>
>>>>>>
>>>>>_______________________________________________
>>>>>TenTec mailing list
>>>>>TenTec at contesting.com
>>>>>http://lists.contesting.com/mailman/listinfo/tentec
>>>>>
>>>>>
>>>>>
>>>>>
>>>>>
>>>>>
>>>>>
>>>>Ok Steve, I will check this after dinner.
>>>>Thanks, Ron/K8FG...
>>>>_______________________________________________
>>>>TenTec mailing list
>>>>TenTec at contesting.com
>>>>http://lists.contesting.com/mailman/listinfo/tentec
>>>>
>>>>
>>>>
>>>>
>>>>
>>>Hi Steve,
>>>I unplugged all except pwr. still .7v, I checked this at the circuit
>>>board plig-in and the same.
>>>Following the circuit back from the board  4 pin jack there are 2
>>>surface mount components.
>>>The first  closest to the jack end of the circuit measures .70 one one
>>>side and .73 on the other
>>>pos a chip res. When I check the 2nd chip component I measure the .73
>>>and 4.6v on the outer side.
>>>This suspect chip has a marking of EO1 or E01 on it, very hard to see.
>>>Might be a cap. Any idea
>>>what it is and it's value ?
>>>Ron/K8FG...
>>>
>>>_______________________________________________
>>>TenTec mailing list
>>>TenTec at contesting.com
>>>http://lists.contesting.com/mailman/listinfo/tentec
>>>
>>>
>>>
>>
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>>TenTec mailing list
>>TenTec at contesting.com
>>http://lists.contesting.com/mailman/listinfo/tentec
>>
>>
>>
> Ok Steve,
> I will do some checking tomorrow but the CW jack is a direct board mount.
> In the mean time I will call TenTec and order a circuit diagram.
> Thanks for your help ! Ron/K8FG...
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