000 00260pam a2200097a 44500
082 _aTR
_bRL-64-547
100 _aH. Gustav Blaeser
245 1 _aMeasurement of noise figure of an X-band waveguide mixer with tunnel diode
260 _a
_b
_c
997 _aTR5417 C
999 _c405503
_d405503