【お手軽改造】1000円でPC広帯域無線受信機の性能をアップする FM放送、エアーバンド受信、盗聴器探索など

I've been enjoying using my PC as a wideband receiver, but when listening to distant air bands or FM radio stations I've started to feel dissatisfied with performance such as reception sensitivity, so I decided to make a simple modification using parts I had on hand, and the performance improved surprisingly, so I'd like to share how I did it. 00:00 Introduction to materials needed for modification 02:01 Modifying the included antenna 02:38 Performance check of the modified antenna 05:14 Installing the ferrite core and performance check Parts used: 2mm gardening aluminum wire (unpainted, uncoated, equivalent) https://amzn.to/3vHokJG https://a.r10.to/haUsww Ferrite core TDK ZCAT2035 (compatible with cable dimensions Φ6mm to Φ9mm) https://amzn.to/435JeEL https://a.r10.to/hyL3l1 FM HDTV TV Tuner Receiver RTL2832U+ R820T2 https://amzn.to/40Nmfx7 https://a.r10.to/hUROxf Sanwa Supply Ultra-Thin USB Extension Cable (A-A Female Extension Type) White 0.5m KU-SLEN05W https://amzn.to/3uIwnX5 https://a.r10.to/hMXmtk Tabletop Silicone Work Mat, Heat-Resistant up to 500°C, 34x23cm https://amzn.to/3xEjMW9 https://a.r10.to/hDOxBS For an introduction to software-defined radio, please see our previous video.    • 【無線通信ってどんなもの？】2000円でパソコンを広帯域無線受信機にして聞いてみよう...