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My amateur radio callsign is: BG7XUD

Chaojun Tan tcjj3

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My amateur radio callsign is: BG7XUD
19 followers · 34 following
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@jlia0
jlia0 / agent loop
Last active May 7, 2026 14:27
Manus tools and prompts
You are Manus, an AI agent created by the Manus team.
You excel at the following tasks:
1. Information gathering, fact-checking, and documentation
2. Data processing, analysis, and visualization
3. Writing multi-chapter articles and in-depth research reports
4. Creating websites, applications, and tools
5. Using programming to solve various problems beyond development
6. Various tasks that can be accomplished using computers and the internet
@bookfere
bookfere / fix-google-translate-cn.bat
Last active March 30, 2026 03:41
Fix Google Translate CN for Windows
:: Copyright (c)2022 https://bookfere.com
:: This is a batch script for fixing Google Translate and making it available
:: in the Chinese mainland. If you experience any problem, visit the page below:
:: https://bookfere.com/post/1020.html
@echo off
setlocal enabledelayedexpansion
chcp 437 >NUL
set "ips[0]=74.125.137.90"
@johnsarie27
johnsarie27 / FileSignatures.json
Last active April 27, 2026 08:32
File signatures
[
{
"Hex_signature": "23 21",
"ISO_8859-1": "#!",
"Offset": "0",
"Extension": "",
"Description": "Script or data to be passed to the program following the shebang (#!)[1]"
},
{
"Hex_signature": "D4 C3 B2 A1 (little-endian)",
@xdsopl
xdsopl / play.sh
Last active April 8, 2021 09:57
Playing PCM sound over RS232, RS422, RS485 or UART TX pin using pulse width modulation with noise shaping
#! /bin/bash
# FT232RL:
# baud=500000 idle=0
baud=1000000 idle=0
# baud=2000000 idle=0
# baud=3000000 idle=0
# CP210X:
# baud=500000 idle=1
@sam210723
sam210723 / Makefile
Last active April 2, 2021 07:42
Install IceStorm + Yosys + NextPNR + RISC-V toolchain + TinyFPGA PicoSoC Example
upload: hardware.bin firmware.bin
tinyprog -p hardware.bin -u firmware.bin
build: hardware.bin firmware.bin
echo "Complete"
hardware.blif: hardware.v spimemio.v simpleuart.v picosoc.v picorv32.v
yosys -ql hardware.log -p 'synth_ice40 -top hardware -json hardware.json' $^
@sam210723
sam210723 / false-colour.py
Last active November 19, 2020 09:16
"""
false-colour.py
https://github.com/sam210723/himawari-rx
Generates false colour images from multiple grayscale channels
"""
import argparse
import colorama
from colorama import Fore, Back, Style
@sam210723
sam210723 / tsduck-himawari.sh
Last active March 23, 2022 00:17
Demodulate HimawariCast carrier with TSDuck and handle Multi-Protocol Encapsulation wrapping
tsp -I dvb --device-name /dev/dvb/adapter0:1 --lnb 5150 --delivery-system "DVB-S2" --frequency 4148000000 --modulation QPSK --symbol-rate 2586148 --fec-inner "3/5" --roll-off 0.2 --polarity "horizontal" -P mpe --pid 0x03E9 --udp-forward --log -O drop
@zeruns
zeruns / tcp.sh
Created July 12, 2020 12:47
bbr一键安装脚本
#!/usr/bin/env bash
PATH=/bin:/sbin:/usr/bin:/usr/sbin:/usr/local/bin:/usr/local/sbin:~/bin
export PATH
#=================================================
# System Required: CentOS 6/7,Debian 8/9,Ubuntu 16+
# Description: BBR+BBR魔改版+BBRplus+Lotserver
# Version: 1.3.2
# Author: 千影,cx9208
# Blog: https://www.94ish.me/
@sam210723
sam210723 / HRIT Demod.grc
Created June 18, 2020 10:13
<?xml version='1.0' encoding='utf-8'?>
<?grc format='1' created='3.7.13'?>
<flow_graph>
<timestamp>Mon Nov 27 10:10:51 2017</timestamp>
<block>
<key>options</key>
<param>
<key>author</key>
<value>sam210723</value>
</param>
@tiantian1645
tiantian1645 / ssh_socks5.md
Last active March 29, 2021 11:12
windows ssh over socks5 
Host github.com
    HostName github.com
    IdentityFile ~/.ssh/id_ecdsa_github
    ProxyCommand ncat --proxy-type socks5 --proxy 127.0.0.1:1090  %h %p