| Subject | Text |
| Re: Tokyo Hy-Power HL-250V25 2 meter amplifier manual needed | [quote:26f35a81ca="Acorlin"]I am looking for the Operating/Service manual for a Tokyo Hy-Power HL-25 |
| ESR meter Vs Capacitance meter. | I’m looking for an ESR meter. Of course the ESR (equivalent series resistance) meter is used to chec |
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| Equivalent Series Resistance (ESR) meter | can anybody help me find a schematic diagram for this so I can construct one
for myself..
this wo |
| ESR meter | Here ya go.
http://www.albany.net/~gwoods/esr_meter/esr_meter_index.html
:wink:
Jim |
| Yamaha EMX512sc Power supply fixed! | Hiya
I just managed to fix a Yamaha SMPS board today after hours of work so I thought I'd share wit |
| So a cap meter will give you a value but doesn't mean the caps good. 1uf = 1mf but if dry, could be |
| minolta 1054 | it is verry important to run F8. and to settings C7 on 1, C5 on 2, and in location 4 (meter count-st |
| hope you discharged the smoother cap b4 you started arsing about. take it to a professional as the a |
| Any questions, replace it. Cap meter will give you a value. Wrong. It will. Esr won't. It will tell |
| Re: the best procedure to check ultra fast diode by analogme | [quote:92cd8e0d7a="newone"]the best procedure to check ultra fast diode by analogmeter
what is t |
| the only advice i can give is to check that all the connectors are firmly pushed in check the fuses |
| With meter set to diode test ... NEW (NEVER installed in your unit) and Suspect IC setting on a desk |
| NationalVCR NVG7A Service manual & circuit and data shee | I desparately need to find the circuit ,data sheets and any service manual for this trusty old warri |
| FOR A SMALL PRICE YOU COULD GET YOUR SELF A SAT FINDER METRE.
THAT WILL HELP LINE THE LMB TO THE SA |
| You can check (Q1 thru Q4) between each output transistor leg and ground for shorts.
You could pu |
| To (maybe) clarify what LJ told you | All this assumes you have some means of measuring resistance and voltage. How much experience desold |
| The primary circuit is the part from where your power cable enters, till the transformer.
And yes |
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| Continuing onward ... | First I'll make the assumption that this speaker system has worked successfully with THIS computer i |
| It is not easy. A capacitor usually makes your meter needle move up, then slowly down as it charges |
| STR-DE598 no display from using wrong speaker (dead) | hi , new to the forum but hope som1 can help , got this str-de598 from a friend who clams to have pl |
| Still plugging away...
Re-read earlier posts and saw the fuse is supposed to be 500ma not 400, so |
| Re: Faulty UPS APC 650Va | [quote:276f2deb8a="guest"]I Have 1 UPS APC 650Va. The UPS was working fine but it has now developed |
| Sony KP53S25 | It was a neon lamp instead of a cap. I figured out it was going into protect mode, the fault was ma |
| do you have any volt meter ??? |
| TRANSISTOR | TRANSISTOR JUNCTIONS ARE NPN (NEGATIVE-POSITIVE-NEGATIVE) OR PNP (POSITIVE - NEGATIVE - POSITIVE) Y |
| Bush DVD1005 - resistor burned | I currently have a Bush DVD player, model DVD1005, which does not work. On investigation, a resistor |
| data sheet | I was delighted to locate a data sheet for my MASTECH M-830b multimeter.
I have blown R5 and R18 an |
| Re: looking for | That's the "Location" and "Rating/Value" of [b:4805c014b2]a part[/b:4805c014b2] |
| Not even a late-comer? Good god this place is a ghost town.
All the capacitors in the area check |
| All CRT's emit X-rays. It was more of a problem with older sets. It is your job as the service perso |