I have eight JR Tx modules; four are PPM only, four are PCM. The PPM
crystals are not removable. The crystals in four PCM modules are
normal and easily removable/changeable. I believe the four PPM-only
modules are older (from Century Seven systems). The age of the PCM
modules vary from 10
Hitec transmitters have the crystal exposed on the front of the case.
Simon Van Leeuwen wrote:
Hey there Andrew,
That is correct. The XTAL in the TX module is hidden, ie: it is on the inside
surface of the module housing and does not have attachments like plastic
overlays to allow easy removal fr
Hey there Andrew,
That is correct. The XTAL in the TX module is hidden, ie: it is on the inside
surface of the module housing and does not have attachments like plastic
overlays to allow easy removal from the housing (not sure this is so on all
module-based TX). This is/was considered adequate
Simon Van Leeuwen wrote:
Nope, same rules up here in Canuckland.
Err, no. Canada allows it.
I have an e-mail from the Department of Communications stating that as
long as the crystal was made user accessble by the maufacturer, and
the crystal is available to end-users from the manufacturer, then i
; -Ben
>
> Fred A. Sheplavy wrote:
>
> >For what it's worth, FCC regulations do not permit crystal swapping in
> >modules.
> >Fred
> >
> >-Original Message-
> >From: Les Grammer [mailto:[EMAIL PROTECTED]
> >Sent: Wednesday, Janua
No problem. They were designed to meet the FCC requirements as they are the
RF part of the transmitter.
Fred
From: Dave Brombaugh [mailto:[EMAIL PROTECTED]
Sent: Wednesday, January 26, 2005 11:59 AM
To: 'Fred A. Sheplavy'; 'RSCE'
Subject: RE: [RCSE] WTB: JR Freq Module (21, 3
, FCC regulations do not permit crystal swapping in
modules.
Fred
-Original Message-
From: Les Grammer [mailto:[EMAIL PROTECTED]
Sent: Wednesday, January 26, 2005 9:25 AM
To: Soaring Exchange
Subject: [RCSE] WTB: JR Freq Module (21, 32)
Anyone have a JR transmitter freq module on 21 or 32 th
How about module swapping? It's the entire RF module, as opposed to
just the crystal.
-Original Message-
From: Fred A. Sheplavy [mailto:[EMAIL PROTECTED]
Sent: Wednesday, January 26, 2005 08:37
To: RSCE
Subject: RE: [RCSE] WTB: JR Freq Module (21, 32)
For what it's
For what it's worth, FCC regulations do not permit crystal swapping in
modules.
Fred
-Original Message-
From: Les Grammer [mailto:[EMAIL PROTECTED]
Sent: Wednesday, January 26, 2005 9:25 AM
To: Soaring Exchange
Subject: [RCSE] WTB: JR Freq Module (21, 32)
Anyone have a JR transm
Anyone have a JR transmitter freq module on 21 or 32 they're interested in
selling? Contact me direct if so. (Anyone use the practice of swapping
out the crystals in their transmitter modules? I'd be interested in
hearing whether it's a 'safe' practice or not.)
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