BOTAN jpg creating on LINUX #4: Satellite Blog @JE9PEL

Image No.DC で、JA3TDW局と同様な画像が得られた。

[Extract]
|------- 20 -------||------- 20 -------| 
2025-10-29 22:22:20|94A662B29AB26094A662
B2A0A86103F042CCFFDC0000FFD8FFE000104A46
494600010100000100010000FFDB004300020101
0101010201010102020202020403020202020504
04030406050606060506060607||JA3TDW-PM74vr

> [2145] is the number of rows in the csv file.
> [2145] decimal = [861] hexadecimal
> Save the following as [ext0D0.rb]

[ext0DC.rb]
for i in 0..0x861
printf("grep 03F042CCFFDC%04X 20251030btn.csv | head -1 | cut -c 65-186 >> 20251030btn_DC_cut.hex\n", i)
end

[Terminal]
$ ruby ext0DC.rb
$ ruby ext0DC.rb > 51030btn.sh
$ sh 51030btn.sh
$ cat 20251030btn_DC_cut.hex > 51030btn.hex
$ tr -d '\n' < 51030btn.hex > 51030btn-oneline.hex
$ cat 51030btn-oneline.hex | xxd -r -p > 51030btn-completion.jpg