نوسانگر (اسیلاتور) سطح زیمنس W2099
Siemens Level Oscillator W2099
The Siemens W 2099 is a Level Oscillator , Which supplies 10 different frequencies within the 200 to 4000 Hz frequency band-. Output level exactly adjustable from 0 dB to -50 dB (dBm). Small and portable, battery operated.
The Siemens W 2099 is a level transmitter which emits 10 different transmission frequencies according to CCITT in the speech frequency range. It can also be swept in this area. Output level adjustable from 0 dB to -50 dB (dBm). Small and handy, battery operated.