|
 6D4 Argon thyratron/noise source |  CV172 Noise diode |  CV314 Reflex klystron |  CV1881 Noise source |  CV1949 Argon thyratron/noise source |
 CV2171 Noise diode |  CV2341 Co-axial noise diode |  CV2398 Noise diode |  CV6210 Noise generator |  GSH101 Noise diode |
 GX432 Noise diode |  K81A Noise diode |  TD40 Noise tube |