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Subject:
From:
Steve Dresser <[log in to unmask]>
Reply To:
For blind ham radio operators <[log in to unmask]>
Date:
Mon, 4 Jun 2012 09:18:42 -0400
Content-Type:
text/plain
Parts/Attachments:
text/plain (162 lines)
Lowell,

Does the Jetstream supply have connectors on the front as well as the back? 
That could be very useful if you need 12 volts in a hurry, or if you just 
want to hook up your HT temporarily.

Steve

----- Original Message ----- 
From: "Lowell Miller" <[log in to unmask]>
To: <[log in to unmask]>
Sent: Saturday, June 02, 2012 13:24
Subject: Re: Could it be time to replace My old trusty Astron RS35 Power 
Supply?


> Tom, it is a switching supply which I was not sure I would like: however, 
> I
> am very happy with it.
> Though it is rated at 48 amps, they told me it was good for about 45
> continuous.
> I have heard no birdies out of it on any frequency as yet.
> Also, it is not a big heavy thing like the transformer ones.
> I think I paid $139.95 for it from R and L Electronics in Hamilton, OH.
> That's only about 60 miles from me.
> I am sorry I do not remember the model number, but if you ask for the 48 
> amp
> supply, you can't miss.
> Also, did I tell you, that it has two meters for voltage and amps; just 
> what
> every blind ham needs in the shack!
> If you have more questions, I will answer them if I can.
> Best 73.
> Lowell  W8QIY
> ----- Original Message ----- 
> From: "Tom Behler" <[log in to unmask]>
> To: <[log in to unmask]>
> Sent: Saturday, June 02, 2012 1:13 PM
> Subject: Re: Could it be time to replace My old trusty Astron RS35 Power
> Supply?
>
>
>>    Lowell:
>>
>> Can you give me more info on that Jet Stream Supply?
>>
>> Is it linear, or switching?
>>
>> What is the model number?
>>
>> Does it put out 48 amps continuous, or surge?
>>
>> I had looked at the Astron RS50A, but it is so big and heavy, and costs
>> approximately $240, which is more than I was planning for a power supply.
>>
>> Again, whatever info you have on it would be appreciated.
>>
>> 73 from Tom Behler: KB8TYJ
>>
>> ----- Original Message ----- 
>> From: "Lowell Miller" <[log in to unmask]>
>> To: <[log in to unmask]>
>> Sent: Saturday, June 02, 2012 11:12 AM
>> Subject: Re: Could it be time to replace My old trusty Astron RS35 Power
>> Supply?
>>
>>
>>> Hello Tom,
>>> Sorry to hear about your trusted power supply!
>>> I have a Jet Stream supply I bought just last year which puts out 48 
>>> AMPS
>>> and has performed very well running two rigs at one time: my TS590 and
>>> the
>>> TMD710A.
>>> It is light weight and noise free in the RF department.
>>> It costs less than $150.00 from R and L Electronics.
>>> I would give it a hard look if I were you.
>>> Just a suggestion!
>>> See you this afternoon on the 40 meter net I hope.
>>> 73
>>> Lowell  W8QIY
>>> ----- Original Message ----- 
>>> From: "Tom Behler" <[log in to unmask]>
>>> To: <[log in to unmask]>
>>> Sent: Friday, June 01, 2012 9:54 PM
>>> Subject: Could it be time to replace My old trusty Astron RS35 Power
>>> Supply?
>>>
>>>
>>>> Hi, folks.
>>>>
>>>> I know we have had similar discussions on the list before, but tonight 
>>>> I
>>>> feel I have discovered something that may be of interest to others.
>>>>
>>>> Basically, over the past few days, I have found that even when
>>>> transmitting
>>>> on the resonant frequency of an antenna with a 1.0 to 1 SWR, my TS590
>>>> seems
>>>> to fold back to an output power of approximately 50 watts.  These power
>>>> readings have been obtained from both the meter on the TS590, and my 
>>>> TW1
>>>> talking watt meter.
>>>>
>>>> I thoroughly checked all coax and DC power connections, but everything
>>>> seemed ok.
>>>>
>>>> I measured the power supply's voltage first with no load, and it was
>>>> 13.35
>>>> volts consistently.  However, when I transmitted in RTTY mode with 100
>>>> watts, thereby putting a full load into the circuit, the DC voltage
>>>> readings
>>>> started fluctuating all over the place.  They ranged from a high of 10
>>>> volts, to as low as 2 or 3 volts.  Then, on a whim, I connected the
>>>> Kenwood
>>>> PS53 power supply that I got with the Kenwood 570 I purchased from the
>>>> estate sale in our area, and the output power readings were a very 
>>>> solid
>>>> 100
>>>> watts, even when the rig was keyed down continuously for several
>>>> minutes.
>>>>
>>>> I know there is a way to adjust the voltage in the RS35, but with the
>>>> foldback of the ts590, and the fluctuations in voltage readings, I'm 
>>>> now
>>>> getting a bit nervous about using the RS35 as my main supply.
>>>>
>>>> Does anyone have any thoughts or similar experiences to report?
>>>>
>>>> If I do need to be in the market for a new power supply, I have several
>>>> requirements:
>>>>
>>>> 1.  I'd like it to be a linear supply
>>>>
>>>> 2.  I'd like it to be something that could deliver at least 40 amps
>>>> continuously through my rigrunner, because I sometimes run the TS590, 
>>>> my
>>>> TMV71A, and my TMV7A packet set-up simultaneously.
>>>>
>>>> If anyone has specific suggestions regarding a supply that I might wish
>>>> to
>>>> consider, please let me know.
>>>>
>>>> 73 from Tom Behler: KB8TYJ
>>>>
>>>>
>>>> -----
>>>> No virus found in this message.
>>>> Checked by AVG - www.avg.com
>>>> Version: 2012.0.2178 / Virus Database: 2425/5040 - Release Date:
>>>> 06/02/12
>>>>
>>>
>>
>>
>> -----
>> No virus found in this message.
>> Checked by AVG - www.avg.com
>> Version: 2012.0.2178 / Virus Database: 2425/5040 - Release Date: 06/02/12
>>
> 

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