http://uk.groups.yahoo.com/group/eddystone_radio_users/ Eddystone Radio Users Forum Sat, 07 Nov 2009 16:18:40 GMT Gerry O'Hara http://uk.groups.yahoo.com/group/eddystone_radio_users/message/1687 http://uk.groups.yahoo.com/group/eddystone_radio_users/message/1687 Hi Graeme, According to the QRG, the 750/1 is the designation that the 110v 25Hz transformer variant was given. I restored a 750 fitted with a 110v 25Hz power Fri, 06 Nov 2009 21:06:22 GMT GRAEME WORMALD http://uk.groups.yahoo.com/group/eddystone_radio_users/message/1686 http://uk.groups.yahoo.com/group/eddystone_radio_users/message/1686 The 750/2 has a 25 cycle mains tranny (much of Canada used to run on 25 cps.) Graeme G3GGL ... From: g0eyo To: eddystone_radio_users@... Sent: Fri, 06 Nov 2009 01:45:31 GMT Gerry O'Hara http://uk.groups.yahoo.com/group/eddystone_radio_users/message/1685 http://uk.groups.yahoo.com/group/eddystone_radio_users/message/1685 Earl, At first glance they look like EC958/7 parts (the escutcheon at least). 73 Gerry, VE7GUH From: eddystone_radio_users@... Fri, 06 Nov 2009 01:32:04 GMT Earl http://uk.groups.yahoo.com/group/eddystone_radio_users/message/1684 http://uk.groups.yahoo.com/group/eddystone_radio_users/message/1684 Hello. Im new to the group. Earl VE3AB. I joined because I was given a box of Eddystone Receiver parts by a ham op here in Ontario who was cleaning out his Wed, 04 Nov 2009 11:41:34 GMT g0eyo http://uk.groups.yahoo.com/group/eddystone_radio_users/message/1683 http://uk.groups.yahoo.com/group/eddystone_radio_users/message/1683 I am trying to establish the difference between the S750/1 and S750/2. The /2 was supposed to be badged as the Marconi HR100 for an EUGer. We have an Sat, 31 Oct 2009 21:37:06 GMT livingj2 http://uk.groups.yahoo.com/group/eddystone_radio_users/message/1682 http://uk.groups.yahoo.com/group/eddystone_radio_users/message/1682 ... Why NOT use coax ? The primary of the first RF transformer in the 680 can be operated balanced or unbalanced as preferred, by grounding (or not)the "AE" Wed, 28 Oct 2009 21:38:40 GMT va3awa http://uk.groups.yahoo.com/group/eddystone_radio_users/message/1681 http://uk.groups.yahoo.com/group/eddystone_radio_users/message/1681 Hello, I am looking for one or more No. 707 miniature holders for the 706 Series tuning coils. For reference, please go to the photo album, 'VE3AWA' for photo. Wed, 28 Oct 2009 17:02:10 GMT Jim Jobe http://uk.groups.yahoo.com/group/eddystone_radio_users/message/1680 http://uk.groups.yahoo.com/group/eddystone_radio_users/message/1680 I've just bought a 680X and would like to build a 2m converter now to feed into it. My question is how should I connect the output of this to the 400ohm 680X Wed, 28 Oct 2009 14:14:17 GMT Jim Jobe http://uk.groups.yahoo.com/group/eddystone_radio_users/message/1679 http://uk.groups.yahoo.com/group/eddystone_radio_users/message/1679 Wed, 28 Oct 2009 09:55:16 GMT ian nutt http://uk.groups.yahoo.com/group/eddystone_radio_users/message/1678 http://uk.groups.yahoo.com/group/eddystone_radio_users/message/1678 Pete, I would reiterate Gerry's comments here: I use a weak solution of dishwasher fluid in warm distilled water to clean the scales. You may find that there Wed, 28 Oct 2009 03:33:25 GMT Gerry O'Hara http://uk.groups.yahoo.com/group/eddystone_radio_users/message/1677 http://uk.groups.yahoo.com/group/eddystone_radio_users/message/1677 Pete, Well, that certainly made a difference to that vernier scale! - much improved. In other cases though, I would reiterate that caution should still be used Tue, 27 Oct 2009 21:11:31 GMT Pete http://uk.groups.yahoo.com/group/eddystone_radio_users/message/1676 http://uk.groups.yahoo.com/group/eddystone_radio_users/message/1676 Hi Gerry I fully agree with your views. In my case it was kill or cure ! Photos / scans can be seen in the 'photos' section of the forum. Regards Pete Tue, 27 Oct 2009 11:47:09 GMT Simon Buxton http://uk.groups.yahoo.com/group/eddystone_radio_users/message/1675 http://uk.groups.yahoo.com/group/eddystone_radio_users/message/1675 Hi Regarding the different shades of dial colours, I have a 680X where the main dial is a pale cream colour as is the "Model 680X" ident. The fine tuning dial Tue, 27 Oct 2009 02:06:08 GMT Gerry O'Hara http://uk.groups.yahoo.com/group/eddystone_radio_users/message/1674 http://uk.groups.yahoo.com/group/eddystone_radio_users/message/1674 Pete, I would recommend caution when attempting to clean a scale plate or vernier dial (on both Eddystone and non-Eddystone sets). The printing process/inks Mon, 26 Oct 2009 23:08:06 GMT gw4ryk_2000 http://uk.groups.yahoo.com/group/eddystone_radio_users/message/1673 http://uk.groups.yahoo.com/group/eddystone_radio_users/message/1673 Many thanks for the replies, Simon and Mike - apologies for getting your callsign wrong, Poo ! With Ernie apparently out of the picture I Googled stove