40 Pin 2.54 mm Single Row Pins Header Strip Right Angle 1Pcs

40 Pin 2.54 mm Single Row Long Pins Header Strip 21mm 1Pcs

Active Piezo Buzzer 5V 1Pcs

Red Binding Post Connector 1Pcs

Black Binding Post Connector 1Pcs

LED 3mm BLUE 1Pcs

LED 5mm RGB Common Cathode 1Pcs

D-SUB DB9 Male Connector 1Pcs

VA-Z-261A Geiger Muller Tube for Radiation Detector 1Pcs

Beta and Gamma detection tube,

Tested, New Old Stock

Chinese Geiger Counter Tube J305BY for Radiation Detector 1Pcs

Betta and gamma detection tube,

Tested, In original Box,  NEW

Military Russian Geiger Counter Tube SBM-20 for Radiation Detector 1Pcs

Betta and gamma detection tube, similar to STS-5

Tested, In original Box,  NOS

Radiation Detector DIY Kit ver. 2.01

The second edition of our Nuclear Radiation DIY Detector Kit. Arduino compatible kit. Simple assembling for the beginners. Can drive STS-5, SBM20 or J305 Geiger tubes on the PCB. Has voltage compatibility with all popular GM Tubes that requires anode voltage 350-480V.

The kit has visual and sound indication of the radiation and can be used as detector of dangerous radiation levels or radioactive materials in your environment. The board can communicate with ARDUINO UNO or other MCU.

Geiger Tube is not included and should to be purchased separately!

Technical specifications:

• Geiger Tube PCB Compatibility: STS-5, SBM-20, J305
  
• Geiger Tube Voltage Compatibility: All General GM Tubes with anode voltage 350-480V
  
• Sound and Visual Indication
• Arduino Compatible 
  
• Supply Voltage: 5V; 3x 1.5V Battery; 4x 1.2V Battery
  
• Include high impedance voltage divider
• Supply Current: 12mA - 30mA
• Dimensions: 120 x 50 mm
• Shipping Weight: 150gr
  
• SKU: RH-K-RD2
  

Nuclear Radiation Geiger Counter DIY Dosimeter Kit with LCD and free Windows Monitoring Software. Compatible with Arduino.

Geiger-Muller Tube, Cables, TTL Module and Battery are not included! Free shipping to Japan.

Geiger Counter DIY Kit for soldering and educational purpose. The device has adjustable high voltage stage. PIC16F628A MCU section of the circuit allow CPM count and uSv/hr real time radiation level calculation. The results are displayed on 16x2 LCD. Geiger Counter can be connected with PC through external USB-TTL module for CPM monitoring and logging. Arduino Compatible. 

New 1.02 Firmware! Maximum counting ability now is 175000 CPM (SBM-20 tube has 180000 cpm theoretical limit).

Technical Specifications:

• Geiger Tube PCB Compatibility: STS-5, SBM-20

• MCU can be pre-flashed for any Conversion Factor (0.0057 by default for SBM20)

• Supply Voltage: 5V USB or 4x Ni-Cd Battery

• Supply Current: 8.5mA - 25mA

• PCB Dimensions: 125 x 60 mm

• LCD 16x2 HD44780

• CPM Counting and uSv/hr Calculation

• 5 or 10 Seconds Measure Period, selected with DIP Switch

• Sound and Led Events Indication

• Alarm Threshold (1000 by default)

• UART Data CPM sending

• Freeware Windows Software for monitoring on your PC

• Easy High Voltage Adjustment with a regular 1M/10M Multimeter 350V-450V

• Shipping Weight: 200gr

• SKU: RH-K-GC-1

RCA Gold PCB Jack Yellow 1Pcs

RCA AV to 3.5mm Jack Audio Video Cable 60cm 1Pcs

Tact Switch Push Button 6x6x7 mm Black 1Pcs

Tact Switch Push Button 6x6x9.5 mm Black 1Pcs

Tact Switch Push Button 6x6x20 Black 1Pcs

Tact Switch Push Button 6x6x7 Black Right Angle 1Pcs

Battery Holder Clip 9V Black 1Pcs

Compact Battery Holder 4xAA Black 1Pcs

High Resolution Capacitance Meter DIY Kit (Advanced Edition) with LCD

New Edition of High Resolution Capacitance Meter. Can be excellent solution for your home lab. Required solder skill for assembling and testing. Now it has new PCB design, On/Off power switch, trimmer for calibration and easy LCD installation. The kit include LCD that can operate without backlight to improve battery life.

Technical specification:

• Very high resolution measure: from 3 to 7 digits!
• Wide measure range: 0pF to 50uF. Can be used to measure few picofarads ceramic capacitors up to 47uF electrolytic caps.
  
• Simple Calibration with a Screwdriver and Multimeter.
• Accuracy: 1% or better.
• Auto-zeroing, floating zero and negative capacitance (relative to zero).
• Simple Display LCD 16x02 Installation.
• Compact design for installing into project box or panel.
  
• Supply Voltage: 8V -12V DC, Can be powered from one 9V battery.
• Supply Current: 12mA
  
• On/Off Power Switch
  
• Shipping Weight: 150 gr
• SKU: RH-K-CM-4
  

BF199 NPN RF Transistor TO-92

KSP94 NPN High Voltage Transistor 400V TO-92

Programmable 1-Wire Digital Thermometer TO-92 1Pcs

GL5528 LDR Cds Photoresistor Light Sensor 1Pcs

PIC12F683 DIP8 CMOS Flash Microcontroller with nanoWatt Technology 1Pcs

PIC16F876A DIP28 Enhanced Flash Microcontroller 1Pcs

ATMEGA328P-PU DIP28 AVR Microcontroller 1Pcs

FT232RL FTDI USB to Serial UART Module TTL with USB Cable and Jumper Wires

MAX232 RS232 COM Serial to TTL UART Module with Power Cable and Jumper Wires

USB To RS232 TTL CP2102 Converter Module with 4 pcs Jumper Wires