Specifications

LBSD: low-barrier Schottky diode

HP Model	Frequency Range (GHz)	Frequency Response (dB)	SWR Maximum (50Ω Nom.)	Low Level Sensitivity	Maximum Input (Peak or Average)	Short-Term Maximum Input (<1 min.)	Input Connector	Output Connector
420C	0.01-12.4 Point Contact	±2	2.0	>0.15 mV/µW	100 mW	0.1 watt	N (m)	BNC (f)
423B	0.01-12.4 LBSD	±0.2/octave to 8 GHz ±0.5 overall	<1.15 to 4 GHz <1.3 to 12.4 GHz	>0.5 mV/µW	200 mW	1 watt	N (m) 003	BNC (f)
423A	0.01-12.4 Point Contact	±0.2/octave to 8 GHz ±0.5 overall	<1.2 to 4.5 GHz <1.35 to 7 GHz <1.5 to 12.4 GHz	>0.4 mV/µW	100 mW	0.1 watt	N (m)	BNC (f)
8470B	0.01-18.0 LBSD	±0.2/octave to 8 GHz ±0.3 to 12.4 GHz ±0.6 to 18 GHz	<1.15 to 4 GHz <1.3 to 15 GHz <1.4 to 18 GHz	>0.5 mV/µW	200 mW	1 watt	APC-7	BNC (f)
8470B Opt 012	0.01-18.0 LBSD			>0.5 mV/µW	200 mW	1 watt	N (m)	BNC (f)
8470A	0.01-18.0 Point Contact	±0.2/octave to 8 GHz ±0.5 to 12.4 GHz ±1.0 to 18 GHz		>0.4 mV/µW	100 mW	0.1 watt	APC-7	BNC (f)
8473B	0.01-18.0 LBSD	±0.2/octave to 8 GHz ±0.6 to 18 GHz		>0.5 mV/µW	200 mW	1 watt	APC-3.5 (m)	BNC (f)
8473C	0.01-26.5 LBSD	±0.6 to 20 GHz ±1.5 with a -3.5 dB slope, 20 to 26.5 GHz	<1.2 to 4 GHz <1.5 to 18 GHz <2.2 to 26.5 GHz	>0.5 mV/µW to 18 GHz >0.18 mV/µW to 26.5 GHz	200 mW	1 watt	APC-3.5 (m)	BNC (f)
8472A	0.01-18.0 Point Contact	±0.2/octave to 8 GHz ±0.5 to 12.4 GHz	<1.2 to 4.5 GHz <1.35 to 7 GHz <1.5 to 12.4 GHz <1.7 to 18 GHz	>0.4 mV/µW	100 mW	0.1 watt	SMA (m)	BNC (f)
33330B	0.01-18.0 LBSD	±0.6	<1.2 to 4.0 GHz <1.5 to 18 GHz	>0.5 mV/µW	200 mW	1 watt	APC-3.5 (m)	SMC (m)
33330C	0.01-26.5 LBSD	±0.6 to 20 GHz ±1.5 with a -3.5 dB slope 20 to 26.5 GHz	<1.5 to 18 GHz <2.2 to 26.5 GHz		200 mW	1 watt	APC-3.5 (m)	SMC (m)
8471A	100 kHz-1.2 GHz Point Contact	± 0.6 (typical) ± 0.1/100 MHz	1.3 (typical) 50Ω	>0.35 mV/µW	3 Vrms	3 Vrms	BNC (m)	BNC (f)