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Total 8 documents matching your query.

1. [AMPS] More on B&W 850 as tank coil (score: 1): Author: jono@enteract.com (Jon Ogden); Date: Mon, 8 Feb 1999 20:01:22 -0600; Thanks to values given to me by Carl for the B&W 850 tank coil, I have found that I have no idea what sort of circuit B&W designed this for. Here are the values: Band L 80 13.6 40 6.5 20 1.75 15 1.0; /archives//html/Amps/1999-02/msg00258.html (8,236 bytes)
2. [AMPS] More on B&W 850 as tank coil (score: 1): Author: kb7ww@chatusa.com (Arthur Moe); Date: Mon, 08 Feb 1999 18:14:27 -0800; Art -- FAQ on WWW: http://www.contesting.com/ampfaq.html Submissions: amps@contesting.com Administrative requests: amps-REQUEST@contesting.com Problems: owner-amps@contesting.com Search: http://www.c; /archives//html/Amps/1999-02/msg00259.html (9,304 bytes)
3. [AMPS] More on B&W 850 as tank coil (score: 1): Author: jono@enteract.com (Jon Ogden); Date: Mon, 8 Feb 1999 21:09:02 -0600; Don't know. I never got HR. 73, Jon KE9NA -- Jon Ogden KE9NA http://www.qsl.net/ke9na <-- CHECK IT OUT! It's been updated!!!!! "A life lived in fear is a life half lived." -- FAQ on WWW: http://www.; /archives//html/Amps/1999-02/msg00260.html (7,847 bytes)
4. [AMPS] More on B&W 850 as tank coil (score: 1): Author: zeitler@ibm.net (zeitler@ibm.net); Date: Mon, 8 Feb 1999 19:12:24 -0800; Too bad they are RIP. If I had the choice of rags--73-QST-CQ or HR I would without hesitation go with HR. 2nd choice is 73 but the construction articles are few and in between. QST and CQ are nothing; /archives//html/Amps/1999-02/msg00261.html (9,115 bytes)
5. [AMPS] More on B&W 850 as tank coil (score: 1): Author: jono@enteract.com (Jon Ogden); Date: Mon, 8 Feb 1999 21:36:26 -0600; Ok, I did some more figuring. I decided that no law says that the value of Q has to stay fixed from band to band. So, I did some playing in the spreadsheet and found the following given the values o; /archives//html/Amps/1999-02/msg00263.html (9,133 bytes)
6. [AMPS] More on B&W 850 as tank coil (score: 1): Author: senesi@hotmail.com (robert senesi); Date: Mon, 08 Feb 1999 19:52:15 PST; Hey Jon, The B&W 850 and 850A inductors are designed for medium to high power pi-net final amplifiers. They are designed for a plate load impedance value from 2000 to 4000 ohms, which includes the 4-; /archives//html/Amps/1999-02/msg00265.html (8,327 bytes)
7. [AMPS] More on B&W 850 as tank coil (score: 1): Author: realex@flash.net (bob alexander); Date: Mon, 08 Feb 1999 22:22:56 -0600; Jon, The inductance values you listed are better suited for a load impedance of around 2500 ohms and a Q of 10 on the lower bands, rising to around 18 on 10 meters. 73,Bob, W5AH -- FAQ on WWW: http:/; /archives//html/Amps/1999-02/msg00267.html (9,473 bytes)
8. [AMPS] More on B&W 850 as tank coil (score: 1): Author: km1h@juno.com (km1h@juno.com); Date: Tue, 9 Feb 1999 10:53:17 -0500; I have no idea what thought patterns at B&W produced that tank coil. As I mentioned to you earlier the 850 was advertised for 2500 to 5000 Ohms. A reason for the rather strange 20-10M values could ha; /archives//html/Amps/1999-02/msg00270.html (11,022 bytes)

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