Re: HP 8920A Firmware Upgrade Issue
I have used those images numerous times . Believe they came straight from an ex-HP factory source years ago on the old Yahoo groups. Make sure you verify the ROM;s and the locations they are installed
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John Yelmgren
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#663
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Re: HP 8920A Firmware Upgrade Issue
Hi Rick,I used a BP Microsystems BP-1148 to program (6) TC574000D IC's. Perhaps those images are mislabeled. If you could email the files that would be great.?Many thanks,?GregSent from my Galaxy
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wgwl
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#662
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Re: HP 8920A Firmware Upgrade Issue
Hi Greg, ??? What are you using to program the (6) memory IC's? We use an EE Tools -Chipmax programmer. I could email you the files if needed. Rick
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[email protected]
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#661
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HP 8920A Firmware Upgrade Issue
Has anyone performed a successful firmware upgrade of an HP8920A using the Rev A.14.14 eeprom images located in the files section of [email protected]? I have tried and get a
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wgwl
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#660
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Re: HP8920A Information 008 option 5watt low power
#HP8920A
Hi,I remember that Amtronix Instruments in USA had a kit available with calibration data on Epson card.Try sending them an email Regards * *
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Bryan
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#659
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Re: 8924C video out using a GBS-8200 to vga questions
Hi Robert, Thanks, that's a very kind offer which I'd like to accept. I've still got your details, so I'll contact you direct as I may be able to call by on Sunday 19th late afternoon/early evening if
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Frank
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#658
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Re: 8924C video out using a GBS-8200 to vga questions
Hi Frank, If you are back this way anytime I have a converter you can have. VGA output. Robert.
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Robert G8RPI
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#657
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Re: 8924C video out using a GBS-8200 to vga questions
Hi Robert, Thanks for your reply. Yes, it was the original NEC Multisync monitors I was thinking of. I have seen some on fleabay but didn't realise they would take full signal on the green input
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Frank
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#656
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Re: 8924C video out using a GBS-8200 to vga questions
Hi Frank, What do you mean by "multisync VGA"? If it is genuinely capable of running at 19.2 kHz, not 31.469kHz, then yes a you can use a? LM1881 to separate the sync and feed that and the video to
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Robert G8RPI
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#655
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Re: 8924C video out using a GBS-8200 to vga questions
Hi, Thanks but the DSC-1024?are a bit rare and expensive second-hand, so I'm looking for a cheaper and simpler solution if there is one.
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Frank
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#654
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Re: 8924C video out using a GBS-8200 to vga questions
I use a Sony?DSC-1024.? It will convert any video format to any other very easily.
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@WB4YJT
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#653
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Re: 8924C video out using a GBS-8200 to vga questions
Hi all, I've been reading this thread with interest as I would like to get my 8924C screen to work on an external monitor. I was wondering if it is possible to just use an LM1881 to separate the syncs
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Frank
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#652
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Re: Input module problem
Hello all, I thought I would post an update on my progress with with the input module problem I previously reported above. Well, I've managed to sort the problem after some initial pointers from
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Frank
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#651
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Re: HP8920A Information 008 option 5watt low power
#HP8920A
There were some sellers on ebay that offered an upgrade kit and PCMCIA "calibration" card. But those were usually for B models as the EPSON cards for A models are scarce. However the accuracy of such
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RFI-EMI-GUY
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#650
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Re: HP8920A Information 008 option 5watt low power
#HP8920A
I don't know what is involved swapping out the internal 5w pad for the 60w pad, but there went your good price.? There was a thread earlier where people were building their own. I have a 60w unit and
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jb
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#649
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HP8920A Information 008 option 5watt low power
#HP8920A
Hi, i'm Alessio IZ5RGO from Italy.? i'm near to buying a hp8920 for a good price, this machine is fitted with 008 option "5watt low power."? I ask if it is possible to revert back to the original
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Alessio IZ5RGO
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#648
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Re: OCXO power
#HP8920A
#hp8920b
$92 on EBay? ..includes an antenna but it's a cheap model not one for permanent outdoor usage.IMHO
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John Yelmgren
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#647
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Re: OCXO power
#HP8920A
#hp8920b
Gee, given the context of what you think I am trying to do, I might or might not pursue the path you suggest because I am somewhat of a cheapskate.? I would want the customer to spring for them but I
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jb
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#646
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Re: OCXO power
#HP8920A
#hp8920b
Yes, I do check operation from the ground.? No sense making a trip just to find some co channel user got their mic stuck in the seat.
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jb
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#645
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Re: OCXO power
#HP8920A
#hp8920b
wow ...given the context of what you are trying to do the GPSDO per site would be the path I would pursue.? The real PITA is often installing the exterior? GPS antenna and really about half the cost
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John Yelmgren
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#644
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