Here are the results of tests on the O2 that I made and sent to Ten Tec:
S-Units
Standard uV
Standard dBm
Orion II
Pre off
Descrep
Pre off
Orion II
Pre on
Descrep
Pre on
S-5
3.16
-97
S-2
-12 dB
S-6
6 dB
S-7
12.57
-85
S-5
-12 dB
S-9
12 dB
S-9
50
-73
+5
5 dB
+30
30 dB
+10
158
-63
+25
15 dB
+42
32 dB
+20
500
-53
+40
20 dB
+55
35 dB
+30
1583
-43
+52
22 dB
+60
30 dB
+40
5006
-33
+62
22 dB
Off Scale
N/A
+50
15830
-23
Off Scale
N/A
Off Scale
N/A
Descrepance is average of -12 dB below S-9 and +15 to +22 dB above S-9, all
with preamp off. Also, preamp on readings are shown.
I knew something was wrong when I saw 15 MHz WWV reading S9+60. They're
strong, but not that strong!
Ron N6AHA
----- Original Message -----
From: "Rick Williams" <rick.williams@telus.net>
To: <tentec@contesting.com>
Sent: Friday, February 17, 2006 3:59 PM
Subject: [TenTec] Orion (original) S-meter
> FWIW, I had the URM-25F sig gen out and was trying the comparison to Barry
> (N1EU) and Phil's (W9XX) posted results on the S-meter for the O II.
> http://lists.contesting.com/_tentec/2005-12/msg00863.html
>
> Here's what I got.
>
> uV Theory My Orion Posted Orion II
>
> 5 S5.7 S3.8 S3
> 15 S7.3 S5.8 S6
> 50 S9 S8.5 S9
> 150 S9+10dB S9+10dB s9+20dB
> 500 S9+20dB S9+20dB s9+35dB
> 1500 s9+30dB S9+32dB S9+45dB
> 5000 S9+40dB S9+45dB S9+55dB
>
> These results are for my original Orion running firmware 2.054 at 14.200
> MHz. Obviously the decimal S-meter readings are to be taken with a grain
> of
> salt. But I've seen a lot worse!
>
> 73,
>
> Rick
> VE7TK
>
> Website: http://www3.telus.net/ve7tk
>
>
> _______________________________________________
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> TenTec@contesting.com
> http://lists.contesting.com/mailman/listinfo/tentec
>
>
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