R4NAF

Ready knife

Hello, friends. I want to tell you how I made the knife. This is not the first knife. It’s just a budget and affordable for all knife. Either it can be repeated. For knife needed: Cutter blade 450h32h1.6 steel R6M5. Price of new cloth around $ 6. Two tablets, preferably beech, oak, elm … In my example rosewood (once more bought amaranth and wenge wood is also good).

Continue reading →

I bought to test wireless Headphones Headset Bluetooth S530 for $ 3. It supports protocols from 1.1 to 4.1. To connect the headset with your smartphone, follow these steps. Charge the headset. Press and hold for 3 seconds the button on the headset. Start flashing red and blue led. At this point, go to the phone and see a list of Bluetooth devices. It should show a device called S530. Connect to this device. In this case you may need to enter a password. Continue reading →

I have been looking for a miniature variable capacitor for QRP tuner. On sale they are not. A small variable capacitor do not put in the old lamp unit. So … accidentally stumbled upon an exploded transistor receiver. It turns out there is one variable capacitor that I need. The receiver is called “Meridian”.

Produced at the Kiev factory “Radiopribor”. Year of my radio – 1971. The next step is the production of miniature QRP tuner (for hiking)!

Continue reading →