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    [SOLVED] REQ: Roland PNC 1800 plotter service manual

    Hi people, i need the service manual or schematich for roland pnc 1800 plotter. please if anyone have it or a link, please share. Best regards
  2. L

    [SOLVED] UHF and VHF pcb coil software?

    Hi, wich software to calculate UHF and VHF pcb coil? (spiral, round, linear ect) Best regards Leemarrow
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    [SOLVED] Anyone have an AVCOM PSA-65A Spectrum Analyzer?

    Hi, i need help for AVCOM PSA-65A. i need to know some voltage on pcb. Regards
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    audio spectrum analyzer FFT picbasic code?

    picbasic audio spectrum analyzer Hi, anyone have some ideas for FFT picbasic code? I wan't use a 16f876 and a 4x20 lcd, i have found more project on youtube but no code. Regards
  5. L

    X and Y signal to Video composte signal

    Hi, i have 2 signal to send an oscilloscope (x signal and y signal). Now, i want send this signals to a tv thru a video composite signal. Any idea? Thank you Regards
  6. L

    GLCD HLM6244 need help - how to drive this LCD?

    hlm6244 Hi, anyone have some ideas how to drive this LCD? It not have 8 data pins. Regards
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    [SOLVED] Digital audio selector from Analog Device

    Hi, i want to build a simple digital audio selector for my little audio studio. I have found on the net ADG507A from analog device for 8 input and 1 stereo out. Before i buy this IC, i need to know what do you think about this IC? Do you know other best similar device? Anyone have used it? regard
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    [SOLVED] which usb microscope buy, for smd repair?

    smd microscope hi, i have found more usb microscope but i don't know wich is the best. If anyone have experience in this field, please give me information about what is the best usb miscoscope, for smd repairs Regards
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    REQ: Ensoniq SQ1 personal music keyboard manual service

    ensoniq sq1 service Hi, if anyone have it or schematic please share. I need for my midi keyboard. Thank you
  10. L

    Need KATHREIN MFK55 Service Manual

    mfk55 Please if anyone have it, share. Thank
  11. L

    Build a RF SPECTRUM ANALYZER?

    how to build pc based spectrum analyzers Hi to all, i need to build a simple RF Spectrum Analyzer using an Oscilloscope or a TV. Anyone have a good project?
  12. L

    [SOLVED] [req:]Philips PM3219 user manual or service manual

    Hi, please i need user manual and service manual for philips pm3219 oscilloscope. If anyone have it share it. Thank you
  13. L

    I need TTL and CMOS tester device project.

    Hi, anyone have a good TTL and CMOS tester device project (like 74 series ecc)? Thank
  14. L

    Simple question about output fuse on power amplifier

    output speaker fuse Hi, i have a power amplifier with 3 MJ15015 on positive and 3 MJ15015 on negative power supply. The amplifier is B class and the power supply is +/- 36 V. This amplifier have not electronic speaker protection but a simple fuse. The question is: how to calculate the fuse...
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    Req: SEAL 308 B POWER AMPLIFIER SCHEME

    seal 308 Hi, i have found a SEAL 308 B power amplifier, anyone know this? I need the schematic please.
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    measure negative voltage with 16f876?

    16f876 adcon1 Hi, i need to read negative voltage with a 16f876 on PORT RA1 connected to a LM35CZ (supply + 5 V and -5V). i have used picbasic but it don't want read negative value: Define ADC_BITS 10 ' Set number of bits in result Define ADC_CLOCK 3 ' Set clock source...
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    REQ: Manual service and operation manual Philips PM3219

    pm3219 Hi, anyone have they in pdf format?
  18. L

    Help for Oscilloscope PHILIPS PM3217

    Hi, i need to know the value of the power supply tranformer (power and secondary volt value) Thank
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    From pcb to scheme wich software???

    pcb to scheme Hi, it's possible?

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