[time-nuts] Temperature and signal amp for 'Bay FE-5680A?

Attila Kinali attila at kinali.ch
Fri Jan 13 09:06:19 UTC 2012


On Thu, 12 Jan 2012 00:50:35 +1300
Bruce Griffiths <bruce.griffiths at xtra.co.nz> wrote:

> Thats certainly not the case in the FS730C, the risetime isnt 
> appreciably affected by the small (4R7) damping resistor in series with Vcc.
> Adding a series damping resistor in series with the output is 
> insufficient to suppress ringing.

How about using a ferit bead into the power supply instead of a resistor?
I'm thinking about something like a BLM18. The DC resistance is much lower
while HF resistance is much higher.

			Attila Kinali

-- 
The trouble with you, Shev, is you don't say anything until you've saved
up a whole truckload of damned heavy brick arguments and then you dump
them all out and never look at the bleeding body mangled beneath the heap
		-- Tirin, The Dispossessed, U. Le Guin



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