[Boatanchors] Diode replacements for 866 tubes, ratings needed ?

[Gary Schafer]

I see this going nowhere useful so I will bow out.

73
Gary  K4FMX

> -----Original Message-----
> From: Boatanchors [mailto:boatanchors-bounces at mailman.qth.net] On Behalf
> Of Brian
> Sent: Thursday, November 13, 2014 4:46 AM
> To: Gary Schafer; 'Rick Poole WA1RKT'; boatanchors at mailman.qth.net
> Subject: Re: [Boatanchors] Diode replacements for 866 tubes, ratings
> needed ?
> 
> V = L di/dt is how you calculate Voltage spikes.
> Second sentence - please render in plain English.
> Second paragraph - what exactly are you asking?
> Third paragraph - is there some electronics point you are attempting to
> make? Or is this merely a statement?
> 
> 73 de Brian, VK2GCE.
> 
> -----Original Message-----
> From: Gary Schafer
> Sent: Thursday, November 13, 2014 3:50 PM
> To: 'Brian' ; 'Rick Poole WA1RKT' ; boatanchors at mailman.qth.net
> Subject: RE: [Boatanchors] Diode replacements for 866 tubes, ratings
> needed
> ?
> 
> And how would you define high voltage spikes? How do you figure that a
> choke
> will not give you any spikes that the diodes see?
> Do you not consider start up time important?
> 
> While I am being rather conservative with diode ratings spikes can not
> be
> ignored.
> 
> 73
> Gary  K4FMX
> 
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