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1. [TenTec] Argo V amp keying (score: 1): Author: Dave Edwards <kd2e@comcast.net>; Date: Sun, 04 Aug 2013 14:41:33 -0400; I would like to try keying an amp with my Argo V. The ACC din plug has a connector labelled "PTT" The manual indicates this is for remote keying the radio with a TU or whatever. Does anyone know if i; /archives//html/TenTec/2013-08/msg00080.html (6,681 bytes)
2. Re: [TenTec] Argo V amp keying (score: 1): Author: rsoifer@aol.com; Date: Sun, 4 Aug 2013 15:22:59 -0400 (EDT); _______________________________________________ TenTec mailing list TenTec@contesting.com http://lists.contesting.com/mailman/listinfo/tentec; /archives//html/TenTec/2013-08/msg00086.html (6,789 bytes)
3. Re: [TenTec] Argo V amp keying (score: 1): Author: Mark N8COO <n8coo.ham@gmail.com>; Date: Tue, 6 Aug 2013 01:51:39 +0000; The Argonaut V does not have any provision for keying an external amp. 73, Mark N8COO _______________________________________________ TenTec mailing list TenTec@contesting.com http://lists.contesting; /archives//html/TenTec/2013-08/msg00091.html (7,865 bytes)
4. Re: [TenTec] Argo V amp keying (score: 1): Author: "Rick - DJ0IP / NJ0IP" <Rick@DJ0IP.de>; Date: Tue, 6 Aug 2013 07:51:47 +0200; Of course it does. It has a "T" line inside which goes positive whenever the ARG.V goes into transmit. This enables all the other stages needed to transmit. It can also be used as a signal to key the; /archives//html/TenTec/2013-08/msg00094.html (9,142 bytes)
5. Re: [TenTec] Argo V amp keying (score: 1): Author: Bryan Lee Cornwell <blcornwell@k2blc.com>; Date: Tue, 06 Aug 2013 05:15:03 -0400; http://k2blc.com/argoampmod1.jpg Here is how I keyed my Argonaut V....worked fine for 30L1 and AL811 73 Lee On 8/6/2013 1:51 AM, Rick - DJ0IP / NJ0IP wrote: Of course it does. It has a "T" line insid; /archives//html/TenTec/2013-08/msg00095.html (10,285 bytes)
6. Re: [TenTec] Argo V amp keying (score: 1): Author: "Rick - DJ0IP / NJ0IP" <Rick@DJ0IP.de>; Date: Tue, 6 Aug 2013 11:38:10 +0200; Nice simple circuit Lee. It certainly works for SSB and CW with a QSK amp, but I would think the slow relays in the old 30L1 and in the AL811 would not be able to follow CW keying. Are you using this; /archives//html/TenTec/2013-08/msg00096.html (11,768 bytes)
7. Re: [TenTec] Argo V amp keying (score: 1): Author: Dave Edwards <kd2e@comcast.net>; Date: Tue, 06 Aug 2013 08:06:53 -0400; Is that not the line already available on the accessory connector? (for keying the radio) ...Dave On 8/6/2013 1:51 AM, Rick - DJ0IP / NJ0IP wrote: Of course it does. It has a "T" line inside which go; /archives//html/TenTec/2013-08/msg00097.html (9,968 bytes)
8. Re: [TenTec] Argo V amp keying (score: 1): Author: Bryan Lee Cornwell <blcornwell@k2blc.com>; Date: Tue, 06 Aug 2013 13:35:30 -0400; Are you using this in CW too? It is just as simple to add a second transistor stage and add a "hang delay" control - i.e., key the +12 to the relay instead of the ground, and then shunt a variable re; /archives//html/TenTec/2013-08/msg00098.html (9,570 bytes)
9. Re: [TenTec] Argo V amp keying (score: 1): Author: Bryan Lee Cornwell <blcornwell@k2blc.com>; Date: Tue, 06 Aug 2013 13:37:46 -0400; ...Dave I don't believe so....I had a first production run and it not have it then.... Lee K2BLC _______________________________________________ TenTec mailing list TenTec@contesting.com http://lists; /archives//html/TenTec/2013-08/msg00099.html (8,217 bytes)
10. Re: [TenTec] Argo V amp keying (score: 1): Author: "Rick - DJ0IP / NJ0IP" <Rick@DJ0IP.de>; Date: Tue, 6 Aug 2013 22:04:32 +0200; Dave, That is definitely NOT on the accessory connector. The "T" line has NEVER been brought to the real panel for tapping into - not on any transceiver. The AUX Jack (accessory connector) was wired; /archives//html/TenTec/2013-08/msg00101.html (12,243 bytes)
11. Re: [TenTec] Argo V amp keying (score: 1): Author: Richards <jrichards@k8jhr.com>; Date: Tue, 06 Aug 2013 17:31:30 -0400; On 8/6/2013 5:38 AM, Rick - DJ0IP / NJ0IP wrote: Nice simple circuit Lee. It certainly works for SSB and CW with a QSK amp, but I would think the slow relays in the old 30L1 and in the AL811 would no; /archives//html/TenTec/2013-08/msg00104.html (9,534 bytes)
12. Re: [TenTec] Argo V amp keying (score: 1): Author: "Rick - DJ0IP / NJ0IP" <Rick@DJ0IP.de>; Date: Wed, 7 Aug 2013 08:46:31 +0200; The delay circuit I referred to "is" exactly the same as used in the Model 318 amp keyer. It uses a 100 uF capacitor and then a 10K pot in series with a 680 Ohm resistor to ground. For an understandi; /archives//html/TenTec/2013-08/msg00107.html (11,711 bytes)
13. Re: [TenTec] Argo V amp keying (score: 1): Author: "Rick - DJ0IP / NJ0IP" <Rick@DJ0IP.de>; Date: Wed, 7 Aug 2013 09:51:10 +0200; More info on building this: Correction to the text below: Pin-5 is the unused pin, not Pin-4 Addition: Where to find the "T" signal. The T signal is on several boards (or rather several of the circui; /archives//html/TenTec/2013-08/msg00108.html (13,153 bytes)
14. Re: [TenTec] Argo V amp keying (score: 1): Author: Rsoifer@aol.com; Date: Tue, 6 Aug 2013 13:00:20 -0400 (EDT); The Argonaut V does not have any provision for keying an external amp. 73, Mark N8COO _______________________________________________ TenTec mailing list TenTec@contesting.com http://lists.contesting; /archives//html/TenTec/2013-08/msg00110.html (9,499 bytes)
15. Re: [TenTec] Argo V amp keying (score: 1): Author: Rsoifer@aol.com; Date: Tue, 6 Aug 2013 13:08:55 -0400 (EDT); Correct. If you don't want to modify your Argo V, another approach is to get an RF-switched amp such as the Tokyo Hy-Power HL-100Bdx. It is a 100-watt amp originally designed for the FT-817, but work; /archives//html/TenTec/2013-08/msg00111.html (9,250 bytes)
16. Re: [TenTec] Argo V amp keying (score: 1): Author: "Rick - DJ0IP / NJ0IP" <Rick@DJ0IP.de>; Date: Wed, 7 Aug 2013 23:55:32 +0200; That works for SSB, but it is also an outstanding way to have key clicks and burn relays if you work CW. 73 Rick, DJ0IP Correct. If you don't want to modify your Argo V, another approach is to get an; /archives//html/TenTec/2013-08/msg00113.html (9,878 bytes)
17. Re: [TenTec] Argo V amp keying (score: 1): Author: Mark N8COO <n8coo.ham@gmail.com>; Date: Wed, 7 Aug 2013 22:47:46 +0000; Hi Dave, Sorry I did not specifically answer your original question. Please allow me to try again: The PTT you mentioned earlier (on AUX 1) is to be able to place the rig into transmit mode, when gr; /archives//html/TenTec/2013-08/msg00114.html (10,074 bytes)
18. Re: [TenTec] Argo V amp keying (score: 1): Author: "Rick - DJ0IP / NJ0IP" <Rick@DJ0IP.de>; Date: Thu, 8 Aug 2013 07:35:57 +0200; Guys, BE VERY CAREFUL about bringing the T-line out of the rig. SPECIFICALLY, DO NOT DO THAT! This is a signal which runs through many stages of the radio. If anything unusual externally touches that; /archives//html/TenTec/2013-08/msg00115.html (11,448 bytes)
19. Re: [TenTec] Argo V amp keying (score: 1): Author: "Bob McGraw - K4TAX" <RMcGraw@Blomand.net>; Date: Thu, 8 Aug 2013 07:12:22 -0500; Just remember, making changes of this magnitude might put one in the position of a "very underpaid design Engineer". In other words, "if one THINKS they know what they are doing, best STOP and ask so; /archives//html/TenTec/2013-08/msg00116.html (13,955 bytes)
20. Re: [TenTec] Argo V amp keying (score: 1): Author: Dave Edwards <kd2e@comcast.net>; Date: Thu, 08 Aug 2013 08:31:03 -0400; Guys..... I had the original question on the Argo V amp keying. I was able to acquire a Kenwood TL120 amp. The amp supplies 100 (or so) watts with 10 watts drive. I wanted to test it out. I have an E; /archives//html/TenTec/2013-08/msg00117.html (15,273 bytes)

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