List,
In getting documentation together for my HP 107BR I discovered the manuals I
was able to aquire were for prefix 333.
My unit prefix is 708. Does anyone have that prefix schematics or an errata
sheet? Or does the 708 prefix just designate another factory run?
TIA
Perrier
__
Perrier
The manual we offer on our WEB site is centered on serial Prefix 512
with change sheets up to serial prefix 708. There are several changes,
between the 512 and 708, different configuration of the A1Y1 , Coax
changes, Powers Supply changes. Many many changes in circuit details
between
Hi
The oscillators were tested and sorted at the end of the manufacturing line.
Everything got
checked for aging. It’s not clear that everything got detail tested for ADEV.
The suspicion is that
they did enough ADEV to get the few tight(er) spec units they needed.
Next layer is that these tes