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U3S

Live tracking
Day 22 update: 05-Jun-2020
Day 18 update: 01-Jun-2020
Day 16 update: 30-May-2020
Day 14 update: 28-May-2020 (two days)
Day 12 update: 27-May-2020
Day 11 update: 26-May-2020
Day 9 update: 24-May-2020
Day 6 update: 21-May-2020
Day 5 update: 20-May-2020
Day 4 update: 19-May-2020
Day 3 update: 18-May-2020
Day 2 update: 17-May-2020
Day 1 update: 16-May-2020
Launch photos
Transmitter

This is the 9'th test flight of the new U4B tracker. For details see below.

U4B-9 was launched on 16-May-2020 at about 1300Z. 

The WSPR callsign on 20m is VE3KCL on frequency 14,097,165, and telemetry uses the old-style channel 04. WSPR reports are at :08 :18 etc past the hour and the telemetry report follows at :00 :10 etc. There is a balloon glyph on 30m at minute :02 :12 :22 etc past the hour and on 20m at minutes :07 :17 :27 etc past the hour. 

Live tracking


Day 22 update: 05-Jun-2020

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Day 18 update: 01-Jun-2020

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Day 16 update: 30-May-2020

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Day 14 update: 28-May-2020 (two days)

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Day 12 update: 27-May-2020

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Day 11 update: 26-May-2020

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Day 9 update: 24-May-2020

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Day 6 update: 21-May-2020

Balloon glyph copy below by Hans TA4/G0UPL in KM46.

_2020-05-21_104442.jpg data.png


Day 5 update: 20-May-2020

Balloon glyph copy below by Hans TA4/G0UPL in KM46.

Screenshot_2020-05-21_08-44-48.png


Day 4 update: 19-May-2020

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Day 3 update: 18-May-2020

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Day 2 update: 17-May-2020

Today U4B-9 shut down at 12.49 degrees of solar elevation tonight, which is good for a solar-only flight (no batteries)

The gallery below shows nice captures of the balloon glyph by K4RCG and W4HBK. 

data2.png k4rcg.jpg noaa2.png

w4hbk.jpg


Day 1 update: 16-May-2020

Here is a nice picture of the glyph with the Slow-Hell "9", by Vernon VE1VDM:

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Launch photos

None for this flight!


Transmitter

This is the 9th test flight of the new U4B tracker. It is a test of a new TCXO part. U4B-9 was assembled by Dave VE3KCL. This YouTube video explains the features of the U4B tracker. 

U4B-9 includes a balloon glyph just prior to the WSPR transmission. This is the same as on previous flights, There is a slow-Hellshreiber "9" to the left of the balloon!

The BASIC program listing:

LET C = 46
2 IF BT < 3200
SLEEP 10 1
GOTO 2
ENDIF
26 LET FR = 24999997
27 OUT 9 0
28 GPS 304 "$PSIMNAV,W,3*3A"
29 OUT 9 CL
32 IF BT > 3800
33 LET I = 1
35 GOTO 40
38 ENDIF
39 LET I = 0
40 SLEEP 10 7
41 CW 0 14096995 12 0 " VE3KCL"
42 HELL 0 14096940 12 8 "9"
43 CW 0 14096940 5 0 "*01IFLCNAP8Q7R6R5S0S0S5R6R7Q8PANCLFI*"
45 TELE
47 HELL 0 10140040 12 8 "9"
48 CW 0 10140040 5 0 "*01IFLCNAP8Q7R6R5S0S0S5R6R7Q8PANCLFI*"
70 GOTO 26

compile 229 bytes  VE3KCL 14097165   glyph minute 7 on 20m    minute 2 on 30m 

Photos

U4B9weightandbalance.jpg beforelaunchtestinginthesun.jpg radio6p25grams.jpg