[amsat-bb] [Video] Preamp test in front of radio / satellite ground station build update

[Selwyn Cathcart]

IMHO A good Italian 50, 144 & 432mHz low noise masthead amplifier, at a reasonable price?

https://www.jghitechnology.com/gb/30-vox-pole-mount-100w


-----Original Message-----
From: AMSAT-BB [mailto:amsat-bb-bounces at amsat.org] On Behalf Of W3AB/GEO via AMSAT-BB
Sent: Wednesday, January 29, 2020 11:29 AM
To: amsat-bb at amsat.org
Subject: Re: [amsat-bb] [Video] Preamp test in front of radio / satellite ground station build update

I can vouch for the minikits preamp. Easy to build and align. Relatively low noise figure

⁣___
Sent from my two way wrist watch
73 de W3AB/GEO​

On Jan 28, 2020, 14:21, at 14:21, Hasan al-Basri via AMSAT-BB <amsat-bb at amsat.org> wrote:
>https://www.ebay.com/itm/Receive-Preamp-Masthead-RF-Switched-for-2m-type-RP2SM-/282754438832
>
>...and these are very good, from what I can tell:
>https://www.minikits.com.au/electronic-kits/rf-amplifiers/rf-preamplifiers/eme220-2m
>
>
>
>
>Hasan
>
>
>On Tue, Jan 28, 2020 at 4:02 PM Steve A <onmontauk at gmail.com> wrote:
>
>> I talked to him on the phone, and he says he is done. I even asked
>for
>> some, I would pay extra, no reply.
>> Steve W2AKK
>>
>> Sent from my iPhone
>>
>> On Jan 28, 2020, at 4:45 PM, Hasan al-Basri
><hbasri.schiers6 at gmail.com>
>> wrote:
>>
>> 
>> ARR Gasfet preamps for 2m are every bit as good as the SSB
>Electronics
>> ones. The issue is power handling. The SSB units handle high power,
>the
>> limit for a switching preamp on ARR's (that were still available) was
>25
>> watts. I believe they stopped making the 160w jobs.
>>
>> I think you can still get the ARR 25w RF switching preamps. I looked
>last
>> month and they were still available, but perhaps they have thrown in
>the
>> towel.
>>
>> 73, N0AN
>> Hasan
>>
>>
>> On Tue, Jan 28, 2020 at 3:38 PM John Brier via AMSAT-BB <
>> amsat-bb at amsat.org> wrote:
>>
>>> SSB Electronics has mast mount preamps that some people prefer over
>>> ARR, that I assume are comparable. But my googling produced a
>website
>>> that has an error loading.
>>>
>>> 73, John Brier KG4AKV
>>>
>>> On Tue, Jan 28, 2020 at 4:05 PM Steve A <onmontauk at gmail.com> wrote:
>>> >
>>> > Now that Advanced Receiver Research has stopped production, is
>there a
>>> suitable replacement? I am looking for my ground station.
>>> > Steve W2AKK
>>> >
>>> > On Tue, Jan 28, 2020 at 3:56 PM John Brier via AMSAT-BB <
>>> amsat-bb at amsat.org> wrote:
>>> >>
>>> >> Here is a little update on my satellite ground station build
>project
>>> >> and a demonstration of a test I did with my Advanced Receiver
>Research
>>> >> 2 meter preamplifier.
>>> >>
>>> >> https://youtu.be/BNai203eUnI
>>> >>
>>> >> 73, John Brier KG4AKV
>>> >> _______________________________________________
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>>
>_______________________________________________
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_______________________________________________
Sent via AMSAT-BB at amsat.org. AMSAT-NA makes this open forum available
to all interested persons worldwide without requiring membership. Opinions expressed
are solely those of the author, and do not reflect the official views of AMSAT-NA.
Not an AMSAT-NA member? Join now to support the amateur satellite program!
Subscription settings: https://www.amsat.org/mailman/listinfo/amsat-bb