Spectrum repair for beginners. Working with an oscilloscope
ZXNet echo conference «hardware.zx»
Hello, CHRV
CHR> Everyone is so touchy just on guard, but understanding what you read is
CHR> too heavy :(
I didn’t even think of being offended! :v2_tong; I; I understood everything, but I apologized for being off-topic! Yes
that everything is fine. :v2_rolley :v2_thumb;
>; Website on amateur radio technologies: http://www.irlx.narod.ru
Thank you! :v2_cool:
Hello, CHRV
I see. Then excuse me for asking about an oscilloscope on this forum. I'll try
find out elsewhere! Thank you!
Hello, CHRV
First of all, to use the oscil, read the instructions on it, see how
set the measurement frequency and what divider to use
Hello Dut_Norshi
Dut> Both ROMs are soldered in. Should I unsolder them now?
If +5V is applied to the 20th or 22nd legs of the microcircuits through
1 kohm resistor (after cutting them off from the circuit) it will be possible
to see the operation of the circuit without ROM (ROM chips) will
blocked by logic 1.
Hello Dut_Norshi
Dut> I see. Then excuse me for asking about an oscilloscope on this forum.
Dut> I'll try to find out somewhere else! Thank you!
Everyone is so touchy just on guard, but understanding what you read is too hard
:(
I meant that how to turn it on and how to turn the knobs on an oscilloscope is a topic
will not be revealed...
But what to watch and how to watch, I recommended literature for you and many
They will (and have) answered your question with pleasure.
Website on amateur radio technologies: http://www.irlx.narod.ru