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347 JR Radio

Old 10-10-2005, 10:10 AM
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cassidy
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Default 347 JR Radio

Can I use the 770PCM receiver with this transmitter?
Thanks
P.C. Ryan
Old 10-10-2005, 05:16 PM
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Default RE: 347 JR Radio

Fraid not..... the 770 uses "S" class PCM ( 10 bit resolution 1024 steps ) whereas the 347 only ever used "Z" class PCM ( 9 bit resolution 512 steps).

The SPCM started with the X-388S Transmitter.


[8D]
Old 10-22-2005, 06:21 PM
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Default RE: 347 JR Radio

I got disturbance/interferance on my maiden almost lost my plane, using TX JR x-347 with RX Graupner/JR Varioprop 14C (Best. Nr. 3856). The testpilot think I should get myself a new RX considering the old one is too old and prob was the cause for the experienced twitches. Wich RX do you recomend me if I want to take full advantages of my old 347?
Old 10-22-2005, 06:35 PM
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Default RE: 347 JR Radio


The problem is that the older Z class PCM is no longer in production. I think we still have some stock of the ZPCM receivers but they are expensive in comparison.

Correction.... have just checked the stock level and we are out of stock. I can try and find out on Monday if we can get more of these but I am extremely doubtful.

The current range of JR receivers in PPM mode have the NER700 7 channel receiver or the NER549 9 channel. You could try getting a replacement ZPCM receiver on the second hand market or look at upgrading to the 9XII Transmitter.

Cant think of any other option,

[8D]
Old 10-22-2005, 06:44 PM
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Default RE: 347 JR Radio

Ok, thank you for your responce. I will have to think this one over...

C.

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