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[Yaesu] FT-1000MP S-METER ACCURACY

To: <yaesu@contesting.com>
Subject: [Yaesu] FT-1000MP S-METER ACCURACY
From: Rainer.Arndt@era.ericsson.se (Rainer.Arndt@era.ericsson.se)
Date: Fri, 23 Jan 1998 16:29:38 +0100
Having become inspired by a friend who just claimed that he finally
managed to get good accuracy on the S-meter of his FT-1000, I started to
look into this problem on my 1000MP. My observation so far had been that
the main receiver S-meter seems to show too low values, whilst the
subreceiver seems to be more realistic.
So, armed with my radio measurement equipment (Stabilock 4040) and the
service manual I yesterday started to look into this. And here's what I
found:

     Stipulated Values                        S-meter  RX 1
RX2

S-units     Level in microvolts
=================================================
1                  0.2                               No deflection
No deflection
2                  0.4                               "
"
3                  0.8                               One LCD bar     "
4                  1.6                               "
"
5                  3.1                               S 3+
S 4
6                  6.3                               S 5+
S 6
7                  12.5                             S 7
S 7
8                  25                                S 8
S 8
9                  50                                S 9
S 9
9+10            150                               S 9 + 10           S
9+10
9+20             450                              S 9+25             S 9
+15
9+30            1350                             S 9+35             S
9+25
9+40            4050                             S 9+50             S
9+45
9+50           12150                            S9+60              S
9+50
9+60           35450                            Full deflection    Full
deflection
      
My initial comment is that for a radio of that price and dignity one
would expect a far better accuracy. Am I wrong?
I VERY MUCH WOULD LIKE TO HEAR FROM SOMEBODY WHO HAS A SIMILAR
EXPERIENCE.
Regards
Rainer SM5LBR





KI/ERA/LRD/IA Rainer L R Arndt
Purchasing Coordinator
ERICSSON RADIO SYSTEMS AB
Business Unit GSM, NMT, TACS
Phone, office: +4687570877
Fax, office: +4687571350
Phone, mobile (private): +46705493900
Email (private): sm5lbr@algonet.se
"Don't hesitate to call me!"


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