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61. Re: [Amps] 8877 input Z (score: 1)
Author: Bill Turner <dezrat1242@wildblue.net>
Date: Thu, 27 Mar 2014 08:14:01 -0700
ORIGINAL MESSAGE: (may be snipped) On 3/27/2014 7:55 AM, Hardy Landskov wrote: I am looking for the input impedance of an 8877. I found one source and that was K6DC's (SK) article years ago that said
/archives//html/Amps/2014-03/msg00174.html (7,183 bytes)

62. Re: [Amps] Where post useful info? (score: 1)
Author: Bill Turner <dezrat1242@wildblue.net>
Date: Wed, 02 Apr 2014 06:40:19 -0700
ORIGINAL MESSAGE: (may be snipped) REPLY: Make a video and put it on YouTube. You'd be surprised how much similar ham-related stuff is already there. 73, Bill W6WRT __________________________________
/archives//html/Amps/2014-04/msg00014.html (7,412 bytes)

63. Re: [Amps] 2xGS35b on HF (score: 1)
Author: Bill Turner <dezrat1242@wildblue.net>
Date: Fri, 04 Apr 2014 09:40:02 -0700
ORIGINAL MESSAGE: (may be snipped) REPLY: Have you considered a grounded cathode amp? The drive power is much less than grounded grid, but even ten watts might not be enough. I don't recall any discu
/archives//html/Amps/2014-04/msg00050.html (7,602 bytes)

64. Re: [Amps] HF2500 Power Supply Caps (score: 1)
Author: Bill Turner <dezrat1242@wildblue.net>
Date: Sat, 05 Apr 2014 08:41:38 -0700
ORIGINAL MESSAGE: (may be snipped) REPLY: More C can actually be harmful. In case of an arc, more C just dumps more energy into the arc with potentially more damage. 73, Bill W6WRT __________________
/archives//html/Amps/2014-04/msg00055.html (7,016 bytes)

65. Re: [Amps] HF2500 Power Supply Caps (score: 1)
Author: Bill Turner <dezrat1242@wildblue.net>
Date: Sat, 05 Apr 2014 23:15:24 -0700
ORIGINAL MESSAGE: (may be snipped) REPLY: I disagree. Use the smallest cap that will give you the performance you need in terms of ripple and dynamic regulation. Anything beyond that is a waste and p
/archives//html/Amps/2014-04/msg00065.html (8,056 bytes)

66. Re: [Amps] HF2500 Power Supply Caps (score: 1)
Author: Bill Turner <dezrat1242@wildblue.net>
Date: Sun, 06 Apr 2014 07:18:17 -0700
ORIGINAL MESSAGE: (may be snipped) On 4/6/2014 12:39 AM, Ian White wrote: Hopefully "ahead" was not what you really intended to write, Bill. The glitch (surge limiting) resistor protects against arcs
/archives//html/Amps/2014-04/msg00068.html (8,747 bytes)

67. Re: [Amps] LED Display (score: 1)
Author: Bill Turner <dezrat1242@wildblue.net>
Date: Tue, 08 Apr 2014 06:45:06 -0700
ORIGINAL MESSAGE: (may be snipped) There is some information on the board at www.mjpa.com REPLY: OOPS, typo on the address. It should be http://www.mpja.com/ 73, Bill W6WRT __________________________
/archives//html/Amps/2014-04/msg00087.html (7,190 bytes)

68. [Amps] Finding parts (score: 1)
Author: Bill Turner <dezrat1242@wildblue.net>
Date: Wed, 09 Apr 2014 07:27:01 -0700
One of my favorite websites for finding parts from retail dealers is www.findchips.com. The name makes it sound like it is only for ICs but it is not, it's for everything. It's not for finding part n
/archives//html/Amps/2014-04/msg00110.html (6,767 bytes)

69. Re: [Amps] ALS-600 vs ALS-1300 (score: 1)
Author: Bill Turner <dezrat1242@wildblue.net>
Date: Thu, 10 Apr 2014 07:30:00 -0700
ORIGINAL MESSAGE: (may be snipped) REPLY: Most of the time the above is correct, but every long time DXer will tell you about the rare one that got away because he (the DX) just could not quite copy
/archives//html/Amps/2014-04/msg00121.html (7,281 bytes)

70. Re: [Amps] ALS-600 vs ALS-1300 (score: 1)
Author: Bill Turner <dezrat1242@wildblue.net>
Date: Thu, 10 Apr 2014 17:22:00 -0700
ORIGINAL MESSAGE: (may be snipped) REPLY: Certainly true, and the "fools" label applies to both designers and users. 73, Bill W6WRT _______________________________________________ Amps mailing list A
/archives//html/Amps/2014-04/msg00128.html (7,792 bytes)

71. Re: [Amps] Filament Voltage Question (score: 1)
Author: Bill Turner <dezrat1242@wildblue.net>
Date: Tue, 22 Apr 2014 11:40:55 -0700
ORIGINAL MESSAGE: (may be snipped) REPLY: There is another issue too: With a directly heated cathode (filament), there is an unintentional bias across the filament. Whether using AC or DC, one end of
/archives//html/Amps/2014-04/msg00194.html (8,544 bytes)

72. Re: [Amps] Filter capacitors (score: 1)
Author: Bill Turner <dezrat1242@wildblue.net>
Date: Tue, 22 Apr 2014 15:04:51 -0700
ORIGINAL MESSAGE: (may be snipped) On 4/22/2014 2:39 PM, Robert Logan via Amps wrote: Are there any adverse effects to doubling the capacitance (leaving voltage ratings at spec) of an electrolytic in
/archives//html/Amps/2014-04/msg00200.html (8,256 bytes)

73. Re: [Amps] low pass filter fail ;) (score: 1)
Author: Bill Turner <dezrat1242@wildblue.net>
Date: Sun, 27 Apr 2014 21:47:57 -0700
ORIGINAL MESSAGE: (may be snipped) REPLY: I wonder if the problem with the filter overheating might be that the cutoff frequency is too close to the operating frequency? That's just a guess - I have
/archives//html/Amps/2014-04/msg00236.html (7,652 bytes)

74. Re: [Amps] Building an amp suggestions (score: 1)
Author: Bill Turner <dezrat1242@wildblue.net>
Date: Wed, 07 May 2014 16:33:58 -0700
ORIGINAL MESSAGE: (may be snipped) On 5/3/2014 3:16 PM, glenn riccio wrote: Hi every one , I am contemplating building another QRO amp. Several years ago , I built a GG amp using a pair of 3-500z"s.
/archives//html/Amps/2014-05/msg00020.html (8,416 bytes)

75. Re: [Amps] Building an amp suggestions (score: 1)
Author: Bill Turner <dezrat1242@wildblue.net>
Date: Wed, 07 May 2014 21:17:44 -0700
ORIGINAL MESSAGE: (may be snipped) See: http://s900.photobucket.com/user/w7ry/library/8877%20Amplifier?sort=3&page=1 73 Jim W7RY REPLY: The link seems to be broken 73, Bill W6WRT ____________________
/archives//html/Amps/2014-05/msg00023.html (7,396 bytes)

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