| Subject | Text |
| RF Modulator | my mom bought me RF modulator but it is NTSC and i live in Europe here doesnt work NTSC we have PAL |
| MARCONI 2019A i need service manual | I search an instruction manual for repair of signal-a generator MARCONI 2019A. Please , help !
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| Marconi TF 2700 | Does anybody have a usermanual for the Marconi R-L-C Bridge
[b:5e0cb55401]TF-2700[/b:5e0cb55401]. O |
| DVD repair parts. | I need a source for TOP224Y, pulse width modulator and the P6KE200 suppressor/regulator diode. Thes |
| Horiz output | Ahh I get it now,
I would like to scope the base signal while lamp load is on and measure frequency |
| ELECTRONIC PULSE MASSAGER | HI, I WANT REPAIR MY ELECTRONIC PULSE MASSAGER. I TRY TO FIND A MCU I.E MICROCONTROLLER PLEASE HELP |
| Marconi user guide or service manual | Hello everybody,
I seek a Marconi manual, with electronic schematic, and the trace for
different |
| panasonic pv 960 ,after recording picture wave in pulse man | hi, my video camera was wave little bit the picture pulse manner after recording . what are the ca |
| Marconi 2022D | I am looking for the service/maintenance manual for a Marconi 2022D signal generator. |
| Measuring Pulse width modulation PWM | How do i measure Pulse width Modulation (PWM) ?
with a oscilloscope?
How do i measure the Duty |
| RF Modulator | Thanks for the help guys (or girls?) - will look at the link suggested by Guest.
But thought of a n |
| Marconi TF1041C Vacuum tube Voltmeter | Hi, I wish to know if anyone knows the highest RF frequency that this 'old' instrument can indicate- |
| Model # for the Sony V pulse buffer prob is KP-53N77 | NT |
| Sony big screen V pulse buffer broke | according to sony hotline. Any thoughts, i.e. cost, seriousness? TIA. |
| Sounds strange to me that initially you could get a sweep across the screen either horizontally or v |
| Bad X sustain will be a washed out picture. The X has the sustain pulse that's why it washes out. Wh |
| Do you have the same problem regardless of if the tv is receiving a RF signal or if you supply a com |
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| Re: deviation meter | [quote="pasquale"]I change original manual of Marconi TF791D in good state, in exchange |
| Been a while & strictly working from memory;
I use to see this on a daily basis and am rather |
| Maybe the pulse encoder is broken?
The rotary encoder is the thing you turn for the volume. maybe |
| I'm going by memory, Q410 0r 401 at the edge of the left board is your horizontal pulse. Resolder it |
| Re: Sharp tv 70DS-03SN, hiccuping PSU | [quote:0f7762c385="torbjorn"] For each pulse, there is a flashover across R820 (1K0 SMD resistor)
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| Help! RF Modulators....Grainy!...Oh My! | Hey everyone,
I'm new to these forums, i have a question though, im having a problem with my set |
| Re: phillips | [quote:2c018b2e71="zalds"]if thier is no sound eithier your problem lies at the tuner section if the |
| Sony KP41S4U projection TV problem | I'm trying to fix a Sony KP41S4U projection TV.
Initially completely dead. Found that the 3.15 a |
| HINARI Manuals here | I got the manual sent to me within minutes via email (PDF) file today.
I Got a result today by |
| Sounds like a RF modulator/tuner problem. In the old days, you could repair or replace the part.
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| RE: tester for SCR | excuse me for my bad english...
The best way is to test SCR by apply a load (led or lamp) and volta |
| Switching power supply repair advice needed | I have an SPS from a very late model LCD TV (Viore) which looks fairly simple in design and is yet g |
| Like I mentioned, get the diagram and post back your voltage readings.(plus/minus 5, 10 V etc). I ha |
