Yeah, I just realized that. ... See my last post.
Tom Behler: KB8TYJ
----- Original Message -----
From: "Howard, W A 9 Y B W" <[log in to unmask]>
To: <[log in to unmask]>
Sent: Monday, December 10, 2012 10:26 PM
Subject: Re: TS590 Output Power again
> Tom,
>
> The power cables are not the same for the 570 and 590.
>
> Howard #3
>
> ----- Original Message -----
> From: "Tom Behler" <[log in to unmask]>
> To: <[log in to unmask]>
> Sent: Monday, December 10, 2012 9:21 PM
> Subject: Re: TS590 Output Power again
>
>
>> Steve:
>>
>> I checked all the usual suspects as you listed, but did not check the
>> carrier level.
>>
>> I can't imagine how it might have changed, but you never know.
>>
>> Also, I can swap out rig power cables between the TS590 and TS570, just
>> to
>> see if that would make a difference, and will do that tomorrow night.
>>
>> Auto tuner was off during entire process, and manual tuner was in bypass
>> mode.
>>
>> 73 from Tom Behler: KB8TYJ
>>
>> ----- Original Message -----
>> From: "Steve Forst" <[log in to unmask]>
>> To: <[log in to unmask]>
>> Sent: Monday, December 10, 2012 9:56 PM
>> Subject: Re: TS590 Output Power again
>>
>>
>>> The 590 is rated at 100 watts FSK, as well as CW, so keying in one mode
>>> is no harder on the rig than the other . Of course if you were doing
>>> super long RTTY transmissions, you might want to back it down a bit,
>>> but the radio won't fold back power just because you are in FSK mode.
>>>
>>> You need to check the usual suspects: auto tuner off, external tuner
>>> either out of circuit or in bypass mode, known good jumper between radio
>>> and dummy load, known good power cable and good connections.
>>>
>>> Did this just happen? Did you maybe change the carrier level by
>>> mistake ? Carrier level is press and hold the mic gain key. If set
>>> too low, both FSK and CW power will be down. Default is 50, but you
>>> probably need to get lower than 20 to see a real drop in power.
>>>
>>> 73, Steve KW3A
>>>
>>>
>>>
>>>
>>> On 12/10/2012 9:45 PM, Phil ote:
>>>> Tom,
>>>>
>>>> First, what's your reflected power. Second, I don't own that radio but
>>>> your
>>>> rig my be auto tuning the power down because you are testing it in the
>>>> RTTY
>>>> mode which doesn't want to run at 100 watts continuous duty cycle.
>>>> That
>>>> happens to me in the AM mode checking power out. A CW carrier works
>>>> the
>>>> best.
>>>>
>>>> Phil.
>>>>
>>>>
>>>>
>>>> ----- Original Message -----
>>>> From: "Tom Behler" <[log in to unmask]>
>>>> To: <[log in to unmask]>
>>>> Sent: Monday, December 10, 2012 6:56 PM
>>>> Subject: TS590 Output Power again
>>>>
>>>>
>>>>> Hi, all.
>>>>>
>>>>> I know this issue has come up several times already in different
>>>>> forms.
>>>>> In
>>>>> fact, I'm the one who brought it up once when I feared that my Astron
>>>>> RS35
>>>>> power supply was beginning to fail. So please bare with me as I raise
>>>>> the
>>>>> question of TS590 output power again.
>>>>>
>>>>> It seems that my TS590 is intent on only putting out about 70 watts
>>>>> output,
>>>>> even when the power output control is set at 100 watts. In fact,
>>>>> interestingly, if I use the output power meter on the TS590, the
>>>>> output
>>>>> power reading given when I go beyond the 50 watt setting constantly
>>>>> sticks
>>>>> at 75 watts, whether I'm at a 55 watt setting, or a 100-watt setting.
>>>>> Readings are similar with my TW1.
>>>>>
>>>>> I've done this testing with two different power supplies, and with
>>>>> both
>>>>> a
>>>>> resonant antenna, and a dummy load.
>>>>>
>>>>> I'm taking my output power readings by setting the rig to RTTY mode,
>>>>> and
>>>>> pushing the push-to-talk button on my Heil Gold Line mic.
>>>>>
>>>>> Am I doing something wrong here?
>>>>>
>>>>> Is there a better way to measure output power with the TS590?
>>>>>
>>>>> Thanks and 73 from Tom Behler: KB8TYJ
>>>>>
>>>>
>>>>
>>>>
>>>
>
|