[Amps] 8875

[Roger (K8RI)]

Doesn't  the 8875 use a transverse air flow?  If so, how do you get 
proper cooling with the 3CX-800 ?
The electrical part is simple, but mechanically?

73

Roger (K8RI)


On 3/19/2015 8:46 PM, Carl wrote:
> A single 3CX800A7 or the 3CPX version is an easier conversion since 
> none of the extreme metal hacking for Russian tubes is needed; the 
> socket and pin outs are identical. Plus the tube is much cleaner for 
> IMD and full to 80% output (at 46 mHz) medical pulls are still fairly 
> easy to find.
>
> Carl
> KM1H
>
>
> ----- Original Message ----- From: "Glen Zook via Amps" 
> <amps at contesting.com>
> To: "Juan Pablo Ravinale" <janlu5yf at gmail.com>; <amps at contesting.com>
> Sent: Wednesday, March 18, 2015 4:03 PM
> Subject: Re: [Amps] 8875
>
>
>> Go with the GI-7bT variant if you can obtain them instead of the 
>> regular GI-7b.
>> You also might consider a single GS-31b. That tube has a plate 
>> dissipation of 1000-watts instead of 700-watts which a pair of GI-7b 
>> or GI-7bT tubes have. Glen, K9STH
>>
>> Website: http://k9sth.net
>>      From: Juan Pablo Ravinale <janlu5yf at gmail.com>
>> To: amps at contesting.com
>> Sent: Tuesday, March 17, 2015 6:18 AM
>> Subject: [Amps] 8875
>>
>> Dear OM`s:
>>
>> I have an old Dentron, and I need to buy two 8875. Can anybody help 
>> me with
>> this? If not possible, a pair of GI7B is a good choice?
>>
>> Thank you in advance.
>>
>>
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