Re: [time-nuts] Austron/ Systrom Donner 8181 Time Code Reader

2017-04-23 Thread Dave Wood
t forward > > Dave > > > On 4/23/2017 2:31 PM, Dave Wood wrote: > >> Bill, actually what happened is the zener diode that the resistor fed >> shorted and that's the reason it burned up. I have two units with this >> issue and I cannot read the resistor value sin

Re: [time-nuts] Austron/ Systrom Donner 8181 Time Code Reader

2017-04-23 Thread Dave Wood
to ground of the end of the resistor > opposite the power supply? > > Sometimes inputs get high voltages and short the amplifying device. > > Sometimes that is reason the units were for sale. > > Hope I'm wrong. > > Bill Hawkins > > > -Original Message- > From: tim

[time-nuts] Austron/ Systrom Donner 8181 Time Code Reader

2017-04-22 Thread Dave Wood
Anyone on the list own the above Time Code Readesr. I have one of each, they are identical with the same issue. I need to identify the correct value of a resistor in the power supply that provides 27 volts to the input amp. They are both toast in my units and I do not have a manual. Thanks in

Re: [time-nuts] Wanted to buy or borrow -- RFTG-m-XO L106A

2008-03-17 Thread Dave Wood
Charles, I have a manual if you contact me directly I will mail it to you to copy. Dave -Original Message- From: Charles S. Osborne [mailto:[EMAIL PROTECTED] Sent: Sunday, March 16, 2008 1:05 PM To: Discussion of precise time and frequency measurement Subject: Re: [time-nuts] Wanted to

Re: [time-nuts] HP10811 problem - wrong frequency

2008-01-14 Thread Dave Wood
I've also seen the trimmer cap ground break loose on quite a few units. Dave -Original Message- From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] Sent: Sunday, January 13, 2008 7:40 PM To: Discussion of precise time and frequency measurement Subject: Re: [time-nuts] HP10811 problem -