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About the CRG
The Cambridgeshire Repeater Group (CRG) owns and operates amateur radio analogue voice repeaters on 6m (GB3PX), 2m (GB3PI) and 23cm (GB3PS), a D-Star repeater on 70cm (GB7PI) and a high speed packet node on 70cm (GB7PT) from a site at Barkway near Royston plus an analogue voice repeater on 70cm (GB3PY) and an amateur television repeater on 23cm (GB3PV) from a site at Madingley west of Cambridge. Both Barkway and Madingley are former Pye/Philips towers however both are now owned and maintained by Arqiva. These repeaters serve users in the Cambridgeshire, Bedfordshire, North East Hertfordshire, North West Essex, West Suffolk and South West Norfolk areas.
More information, including the history of the CRG can be found on the About the CRG page.
CRG Subscriptions
CRG Membership subscriptions run annually from the AGM, see the CRG calendar for this years date. Membership rates for 2008 are: ordinary membership £10 per annum; family membership £15 per annum. Please help the group by paying your subscription promptly. As always, your subscription will get you into the CRG Rally for free. For those who haven’t yet paid (And those who’d like to join), you will find the CRG membership form on the CRG Membership Page.
CRG Coming Events
- Nov 14th, 2008 - CRG AGM - More info will be posted closer to the date
Please see the CRG calendar for more dates.
CRG News
(More details and stories older than 6 months can be found in the CRG News section)
Camb-Hams Mull DX’peditions A Success (9th May, 2008)
The Camb-Hams trip to Mull between April 26th and May 3rd 2008 was a great success! More information with all the updates are available on the Camb-Hams Mull Page
IC-E91 Presented To George Gunn, G8ACT (7th May, 2008)
At the May 7th Pie and Pint George Gunn, G8ACT was presented with his IC-E91 by the CRG chairman Rob Compton, M0ZPU which George won at the CRG rally.
GB7PI Gets CW Ident (13th April, 2008)
As part of the ongoing technical development of the groups repeaters GB7PI has been equipped with a CW ident. Every 16 minutes "GB7PI IO92XA DSTAR" is sent. Reports [Email address: technical #AT# cambridgerepeaters.net - replace #AT# with @ ] welcome.
E91 Raffle (6th April, 2008)
The groups Icom IC-E91 radio, initial used for testing GB7PI was raffled at the groups annual rally. The draw took place at 1.30pm and the first name out the hat was George Gunn, G8ACT from Bishops Stortford. Well done George! A presentation will take place on May 7th at the next Pie and Pint.
CUWS Loan Scheme - Radio Issued! (21st March, 2008)
The first radio as part of the CRG and CUWS loan scheme was presented to Jordan Skittrall on Thursday 20th March at the CUWS meeting in Cambridge. More information and pictures will be in the next news letter.
GB7PI Makes It Onto YouTube! (26th February, 2008)
Watch and listen to a D-Star QSO on GB7PI between G1SAA, 2E0GYZ/M and M1BXF from YouTube here.
RadCom Article (16th February, 2008)
Our very own technical coordinator got his name in print in the March 2008 edition of RadCom, page 26. Gavin M1BXF wrote a sub article ‘D-Star.. What is it?’ to help enhance the review of Icoms IC-E2820 radio.
Icom D-Star Press Day (31st January, 2008)
Due to the CRG’s continual support and promotion of D-Star, Gavin M1BXF and Daryl G0ANV were invited down to a D-Star Press day at Icom UK’s HQ in Herne Bay. Besides the main D-Star information lots of interesting developments and topics where presented and discussed by Icom, the RSGB (RadCom), Monitoring Monthly and Practical Wireless. It was a chance for us to form better ties with the various people and let them know what the CRG are upto. You will likely see more information about the CRG in coming editions of each magazine.
Spring Newsletter Out (11th January, 2008)
The latest CRG newsletter is out!! It’s really starting to look like a proper newsletter now folks, there’s stories, information, history… don’t wait any longer, just click to download the CRG Update - Spring 2008. If you know someone that would like to read it but isn’t a member (yeah I know, hard to imagine, get them to join!) or doesn’t have internet access kindly print it off and pass it along to them!
GB3PX - Back On-Air[ish] (26th November, 2007)
GB3PX (6m FM Repeater) is still suffering issue with it’s antenna. It’s intermittent. The logic was now been modified to provide the much asked for courtesy tone. Please submit reports on coverage and the pip to the CRG forum here.
GB7PI on-air from 11.30am Monday 19th November 2007! (19th November, 2007)
CRG Chairman Rob Compton, M0ZPU and CRG Technical Co-ordinator Gavin Nesbitt, M1BXF installed the group’s new GB7PI D-Star repeater at Barkway today. To access the repeater, program your radio as follows:
D-Star Radio Settings:
Your: <CQCQCQ> or <Stations Callsign>
RPT1: GB7PI B > Note B is in the 8th position
RPT2: GB7PI B > Note B is in the 8th position
My: <Your own callsign>
–More info about the repeater here –
GB7PI gets YES vote at AGM (16th November, 2007)
It was voted at the AGM that the CRG would proceed with it’s purchase and installation of it’s first D-STAR repeater…
– Continue reading this article –
GB3PY gets Echolink (10th November, 2007)
GB3PY now has echolink running on it…

