[Elecraft] XG2 Manual errors?
Matt Osborn
kc0ukk at msosborn.com
Tue Sep 13 16:36:09 EDT 2005
I didn't even notice the red/green LED, but I did notice the
resistance check at C4 & R3 and forgot to report it.
I came to the same conclusion that you did, the resistance check was
wrong, so I just continued. The XG2 works fine. I compared with the
XG1 and have the same output levels.
The XG2 works fine
On Mon, 12 Sep 2005 23:05:46 -0700, "John Webster"
<jww at dslextreme.com> wrote:
>I picked up a new XG2 mini-module from the friendly folk at the Elecraft
>booth at the South-Western Division ARRL Convention here in Riverside CA,
>this weekend. I suppose I just need a building fix :-)
>
>
>
>Unless I am missing something, there seems to be a couple of errors in the
>manual. I am only up to the second page, so I thought I would just check
>with the group, before I ignore what I think are errors, and just press on
>regardless.
>
>
>
>The manual that came with the kit is Rev. D, dated September 6, 2005. (The
>on-line manual is still Rev. A, dated June 23, 2005, and is clearly an
>earlier, less complete, version).
>
>
>
>1. In the introduction it states that "A power-on LED (green) is
>provided . . ." In fact, the LED is red as is correctly noted in the Parts
>Inventory at the bottom of the page. This is, of course, totally
>inconsequential.
>2. The fifth assembly step on page 2 calls for DMM resistance readings,
>the last two of which just can't be right, if I understand the schematic at
>all. It is stated that the junction of C4 and R3 is supposed to read 57-63
>k, but it simply reads open circuit. (Surely this is right?!, see schematic:
>ONLY resis-ters have been soldered in at this point). The same applies to
>the reading one is supposed to get at the junction of U1 and R1-57-63k. In
>fact, this junction has no path to ground at this stage. Incorrect readings
>at these check points could be rather disconcerting to a novice or
>inexperienced builder.
>
>
>
>Comparing the XG1 manual with the XG2 manual suggests how this may have come
>about: the latter manual was produced as a modification of the former one,
>and some things slipped through that should not have. Is this right?
>
>
>
>Do I just keep going, or do I need my head read?
>
>
>
>Thanks and 73
>
>
>
>John, N6JW
>
>K2/100 #3290
>
>K1 #754
>
>K1 #1642
>
>
>
>P. S. The XG2 kit has fewer parts than the XG1 kit, but is $20 more
>expensive. I imagine it must be the extra two crystals and 3 position
>mini-rotary switch. As a point of interest, just what does it cost to get
>fundamental frequency crystals like these made up, anyway?
>
>
>
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