Putting any, or all, of the information that you gave gets a "no results" reply!
That is:
EBM Papst 4600N
Papst 4600N
EBM 4600N
or
just plain 4600N
Glen, K9STH
Website: http://k9sth.com
On Tuesday, April 8, 2014 9:18 PM, Carl <km1h@jeremy.mv.com> wrote:
The EBM Papst 4600N fan is a good replacement as it moves a lot of air with
low noise for a fan.
Gopher Electronics had the best price 2 weeks ago when I bought a
pair..again...as I use them in a lot of customer amps. Especially good for
AM use.
https://www.gopherelectronics.com/
Carl
KM1H
----- Original Message -----
From: <w4foa@comcast.net>
To: <amps@contesting.com>
Sent: Tuesday, April 08, 2014 5:02 PM
Subject: Re: [Amps] Question: Where to buy?
> Well, once again, you all have been most helpful and I thank you for that
> !
> Looks like Chinese 3-500s are in my future.
> A couple have asked about my problem with the LK-500ZB. After reading
> several comments, I suspect my problem is associated with heat. The fan on
> my ZB was quite noisy, I ran it on the low level but I did run an outboard
> fan, pulling the heat away from the tubes. There was a moderate level POP,
> but no smoke. Initial analysis is that both tubes are dead, the Zener is
> also dead.
> I wouldn't be surprised to find another component has fallen victim.
> Thank you again for your excellent responses. I will be back soon, seeking
> more advice.
> 73
> Tony, W4FOA
> Any suggestions as to upgrading any components while the amp is on the
> operating table?
>
>
>
> Watch your thoughts; they become words.
> Watch your words; they become actions.
> Watch your actions; they become habits.
> Watch your habits; they become character.
> Watch your character; it becomes your destiny.
> Frank Outlaw
> ----- Original Message -----
> From: w4foa@comcast.net
> To: amps@contesting.com
> Sent: Tuesday, April 8, 2014 10:20:44 AM
> Subject: [Amps] Question: Where to buy?
>
> I can't tell you how impressed I am with the knowledge and willingness to
> help by members of the Amplifier Reflector. Having said that, I have had
> some serious problems with my beloved Amp Supply LZ-500ZB. I will need to
> replace the 3-500Z's finals and zener, etc.....as I repair this amp, I
> would like to DO IT RIGHT so that I can have another 15 or so years of
> trouble free operation.
> The question right now is are Eimac 3-500Z tubes available and if so,
> where may I find them. If not, is there a comparable brand and if so, what
> brand and where may I find them.
> Thank you for your time and advice.
> There will be more questions to follow, I'm sure.
> 73
> Tony, W4FOA
> PS: Is there anyone on here that has had experience with the Amp Supply
> amplifiers?
>
>
>
> Watch your thoughts; they become words.
> Watch your words; they become actions.
> Watch your actions; they become habits.
> Watch your habits; they become character.
> Watch your character; it becomes your destiny.
> Frank Outlaw
> ----- Original Message -----
> From: "Joe Barnes" <n4jbk@comcast.net>
> To: "Amplifier Reflector" <amps@contesting.com>
> Sent: Monday, April 7, 2014 11:11:24 PM
> Subject: [Amps] Replacing light bulbs in a Command HF2500E
>
> Can anyone tell me how difficult it might be to replace the light bulbs in
> my Command HF2500E amplifier? The bulbs that are in there are not nearly
> bright enough for my taste, I have heard that the meters are held in place
> with some kind of rubber type glue or silicone. Also does anyone know of a
> direct replacement L.E.D. for these bulbs? I know that I am asking for a
> lot but in this crowd I have seen an awful lot more done with less.
>
> Thank you and 73,
>
> Joe N4JBK
>
> ---
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