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VCR reports

Harry Munday edited this page Dec 11, 2022 · 32 revisions

(S)VHS PAL

  • Philips VR900, Hitachi VT-MX730EVPS, VT-MX905EVPS (newer Philips turbo drive decks, not actually Hitachi!)- oyvindln, didn't test, but found that these and related don't have an easily accessible rf test point when servicing (these are made by Philips not Hitachi I think)

  • Nokia VCR3715, Luxor VCR4704 (Sanyo) - oyvindln, captured ok with scope probe + DdD from pb fm on head amp, though the decks had some power supply issues so can't fully test.

  • Bush VCR925NSIL - Harrypm, DdD 2.02 Gain 1x Probe No issues, Test points to 50Ohm RG316 to BNC Bulkhead, Test Points are easy to access and plenty of space for 3 Bulkheads next to A/V connections but required a 100uf electrolytic capacitor for stable RF capture (HiFi needs re-testing)

Sony Consumer / Prosumer Models

  • Sony SLV-SE60 - oyvindln, used with scope probe, worked well with both cxadc and DdD.

JVC Consumer / Prosumer Models

  • JVC HR-J681 - oyvindln, captured fine with scope probe + DdD from pb fm, though signal seemed a bit weaker than from e.g Sony and F77.

  • JVC HR-XVS20 - oyvindln, captured ok with scope probe + DdD from pb fm, though signal seemed even weaker than on 681, maybe a bit too much.

  • JVC HR-J658 - oyvindln, signal too low for cxadc, doable with DdD, but not sure if the signal was strong enough for good chroma decoding (need to re-test with DdD, may have used probe in 10x mode.

Panasonic Consumer / Prosumer Models

  • Panasonic NV-HD630 - zcooger, CX Green card (CX23883-39)(CXADC), RG58 cabling used, electrolytic caps in-line 4.7uf stable captures obtained.

  • Panasonic NV-HD630 - harrypm, DdD Min Gain, TW26 CVBS Out, TW3 CVBS Input, TW 501 HiFi FM Mix Out, TW 502 Video ENVE out, RG316 to BNC's 10uf caps used on HiFi/Video test points and direct CVBS BNC added, clean captures achived for VHS RF, HiFi Testing started.

  • Panasonic NV-SD200 - oyvindln, captured ok with scope probe + DdD from pb fm on main board, but got some slight interference (Probably due to me connecting to the ground too far away, should presumably be fine otherwise).

  • Panasonic NV-F77 - oyvindln, captured fine with scope probe + DdD from both rf c and rf y outputs (not sure which is best), cxadc not tested.

  • Panasonic NV-HS950 - harrypm, Direct head-amplifier board tap RF-C Pin 10 decoded VHS PAL/NTSC fine, SVHS had dropouts, The standard test point is on the TBC called ENV (TL3001) and requires a 10uf cap, tested well on DdD directly 2.02 Gain and 1x probe, CX Blue card as well, cracked solder joints inside headlamp board needed re-flowing.

  • Panasonic NV-HS1000 - Itewreed#2179, direct head amplifier ''pin push-in'' tap 10uf electrolytic capacitors used cable ground soldered to amplifier shield, BNC's mounted at the back, video RF and HiFi RF working.

Panasonic AG (Professional line)

  • Panasonic AG-5700 - oyvindln, captured ok with scope probe + DdD from env TP on top board, at back on hinge side (Gives RF C out from head amp + 0.1 uf cap)

  • Panasonic AG-5260 - Harrypm, ENV Test point (top board) needs 10uf Cap, HiFi RF is just called ENV at the back slightly confusing just take note, Note very stable transport and tracking with clean freeze frame and fast-forward playback decodes fine if tracking is adjusted correctly during slow advance.

  • Panasonic AG-7150 - Harrypm, First board V1, TP4 ENV Video with TP Ground next to it under plastic cover tests fine without any caps needed in-line with VHS, to do SVHS via DdD and 1x probe, hifi still unshure?

  • Panasonic AG-7350 - Harrypm, First board V1, TP4 ENV Video with TP Ground next to it under plastic cover tests fine without any caps needed in-line with VHS, to do SVHS via DdD 2.02 Gain with 1x probe, hifi still unshure?

  • Panasonic AG-7650 - Harrypm, Testing to be done. (notation)

  • Panasonic MD-830 - Harrypm, Testing to be done when serviced. (notation)

(S)VHS NTSC

Sony Consumer / Prosumer Models

  • Sony SLV-677HF - drfsupercenter#1337 PB RF output is fantastic, with CX card the gain is usually somewhere in the middle to max out the signal.
    It may be possible to easily capture Hi-Fi audio, but I haven't tested. Head switch adjustment test point is also easily accessible on the left side of the motherboard; does not remember your adjustments after power loss.

  • Sony SLV-685HF - drfsupercenter#1337 PB RF output is very similar to 677HF.
    Main difference with this model is that it has an EEPROM for storing the head switch position so you can unplug and it won't reset.
    The test point to do the adjustment is slightly more annoying to access as it's somewhat buried, but still possible without dismantling. Hi-Fi audio may be tappable but will require soldering; not a jumper pin like the PB RF.

  • Sony SLV-N50 - drfsupercenter#1337 PB RF output is very quiet with CX card the gain had to be almost fully maxed out to get a strong signal.
    Also, you CAN NOT tap Hi-Fi output on this VCR as it's too new and uses an IC.
    Would recommend avoiding and going with one of the older models.

BetaMax PAL

  • Sanyo VTC5000 - Harrypm, DdD 1x Probe to ENV test point (first pin to the left of shielded PCB) 2.02 Gain initial tests decoded fine, however dropouts with PVM connected requires capacitor in-line for real-time conventional alongside for audio/reference used 100uf without issue for permanent tap.

  • Sony SL-C40 ES - phelissimo_#0292,

BetaMax NTSC

Video 8 PAL

Video 8 NTSC

High 8 (HI8) PAL

High 8 (HI8) NTSC

Camcorders

CCD-TRV328 - kaliohelix#5414, Due to the AGC (Automatic Gain Control IC) the signal output level of the Raw RF is very strong no capacitors or resistors are required in line for solid captures to be made on the CX or DdD.

Of Interest - harrypm

World Wide Multi-Region Players

(S)VHS PAL

  • Philips VR900, Hitachi VT-MX730EVPS, VT-MX905EVPS (newer Philips turbo drive decks, not actually Hitachi!)- oyvindln, didn't test, but found that these and related don't have an easily accessible rf test point when servicing (these are made by Philips not Hitachi I think)

  • Nokia VCR3715, Luxor VCR4704 (Sanyo) - oyvindln, captured ok with scope probe + DdD from pb fm on head amp, though the decks had some power supply issues so can't fully test.

  • Bush VCR925NSIL - Harrypm, DdD 2.02 Gain 1x Probe No issues, Test points to 50Ohm RG316 to BNC Bulkhead, Test Points are easy to access and plenty of space for 3 Bulkheads next to A/V connections but required a 100uf electrolytic capacitor for stable RF capture (HiFi needs re-testing)

Sony Consumer / Prosumer Models

  • Sony SLV-SE60 - oyvindln, used with scope probe, worked well with both cxadc and DdD.

JVC Consumer / Prosumer Models

  • JVC HR-J681 - oyvindln, captured fine with scope probe + DdD from pb fm, though signal seemed a bit weaker than from e.g Sony and F77.

  • JVC HR-XVS20 - oyvindln, captured ok with scope probe + DdD from pb fm, though signal seemed even weaker than on 681, maybe a bit too much.

  • JVC HR-J658 - oyvindln, signal too low for cxadc, doable with DdD, but not sure if the signal was strong enough for good chroma decoding (need to re-test with DdD, may have used probe in 10x mode.

Panasonic Consumer / Prosumer Models

  • Panasonic NV-HD630 - zcooger, CX Green card (CX23883-39)(CXADC), RG58 cabling used, electrolytic caps in-line 4.7uf stable captures obtained.

  • Panasonic NV-HD630 - harrypm, DdD Min Gain, TW26 CVBS Out, TW3 CVBS Input, TW 501 HiFi FM Mix Out, TW 502 Video ENVE out, RG316 to BNC's 10uf caps used on HiFi/Video test points and direct CVBS BNC added, clean captures achived for VHS RF, HiFi Testing started.

  • Panasonic NV-SD200 - oyvindln, captured ok with scope probe + DdD from pb fm on main board, but got some slight interference (Probably due to me connecting to the ground too far away, should presumably be fine otherwise).

  • Panasonic NV-F77 - oyvindln, captured fine with scope probe + DdD from both rf c and rf y outputs (not sure which is best), cxadc not tested.

  • Panasonic NV-HS950 - harrypm, Direct head-amplifier board tap RF-C Pin 10 decoded VHS PAL/NTSC fine, SVHS had dropouts, The standard test point is on the TBC called ENV (TL3001) and requires a 10uf cap, tested well on DdD directly 2.02 Gain and 1x probe, CX Blue card as well, cracked solder joints inside headlamp board needed re-flowing.

  • Panasonic NV-HS1000 - Itewreed#2179, direct head amplifier ''pin push-in'' tap 10uf electrolytic capacitors used cable ground soldered to amplifier shield, BNC's mounted at the back, video RF and HiFi RF working.

Panasonic AG (Professional line)

  • Panasonic AG-5700 - oyvindln, captured ok with scope probe + DdD from env TP on top board, at back on hinge side (Gives RF C out from head amp + 0.1 uf cap)

  • Panasonic AG-5260 - Harrypm, ENV Test point (top board) needs 10uf Cap, HiFi RF is just called ENV at the back slightly confusing just take note, Note very stable transport and tracking with clean freeze frame and fast-forward playback decodes fine if tracking is adjusted correctly during slow advance.

  • Panasonic AG-7150 - Harrypm, First board V1, TP4 ENV Video with TP Ground next to it under plastic cover tests fine without any caps needed in-line with VHS, to do SVHS via DdD and 1x probe, hifi still unshure?

  • Panasonic AG-7350 - Harrypm, First board V1, TP4 ENV Video with TP Ground next to it under plastic cover tests fine without any caps needed in-line with VHS, to do SVHS via DdD 2.02 Gain with 1x probe, hifi still unshure?

  • Panasonic AG-7650 - Harrypm, Testing to be done. (notation)

  • Panasonic MD-830 - Harrypm, Testing to be done when serviced. (notation)

(S)VHS NTSC

Sony Consumer / Prosumer Models

  • Sony SLV-677HF - drfsupercenter#1337 PB RF output is fantastic, with CX card the gain is usually somewhere in the middle to max out the signal.
    It may be possible to easily capture Hi-Fi audio, but I haven't tested. Head switch adjustment test point is also easily accessible on the left side of the motherboard; does not remember your adjustments after power loss.

  • Sony SLV-685HF - drfsupercenter#1337 PB RF output is very similar to 677HF.
    Main difference with this model is that it has an EEPROM for storing the head switch position so you can unplug and it won't reset.
    The test point to do the adjustment is slightly more annoying to access as it's somewhat buried, but still possible without dismantling. Hi-Fi audio may be tappable but will require soldering; not a jumper pin like the PB RF.

  • Sony SLV-N50 - drfsupercenter#1337 PB RF output is very quiet with CX card the gain had to be almost fully maxed out to get a strong signal.
    Also, you CAN NOT tap Hi-Fi output on this VCR as it's too new and uses an IC.
    Would recommend avoiding and going with one of the older models.

BetaMax PAL

  • Sanyo VTC5000 - Harrypm, DdD 1x Probe to ENV test point (first pin to the left of shielded PCB) 2.02 Gain initial tests decoded fine, however dropouts with PVM connected requires capacitor in-line for real-time conventional alongside for audio/reference used 100uf without issue for permanent tap.

  • Sony SL-C40 ES - phelissimo_#0292, ????

BetaMax NTSC

Video 8 PAL

Video 8 NTSC

High 8 (HI8) PAL

High 8 (HI8) NTSC

Camcorders

CCD-TRV328 - kaliohelix#5414, Due to the AGC (Automatic Gain Control IC) the signal output level of the Raw RF is very strong no capacitors or resistors are required in line for solid captures to be made on the CX or DdD.

Of Interest - harrypm

World Wide Multi-Region Players

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