Yokohama, JAPAN

English   Japanese
Precise Time & Frequency - GPS, Rubidium and Cesium atomic clocks, Quartz oscillators
GPS Rx Status , HP Z3801A , HP Z3816A No.1 , No.2 , HP 55300A
Electrical Standard --  Direct Voltage , Resistance , Capacitance
Technical Notes
Test Equipment Agilent ( HP ) - My favorite manufacturer
RF / Microwave Components
RF / Microwave Amplifiers              
Junk
Vacuum tube ( Electron tube )
Tx Vacuum Tubes      Laser Tube
RF Vacuum Tubes Tubes Tester 
Special Rx Tubes Parts
Glow Discharge Tubes  Books
Hobby Electronics
Testing adjusting Tools                 
Tools
Parts
Repair  ---  Radio, Test Equipment, PC
Ham radio
Satellite tracking
PC, Home network
Camera
DIY  ---  Build my Test Equipment's Room
DIY  ---  Repair my home
DIY Tools

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