Keysight N8976B

Keysight NFA Series Noise Figure Analyzers Service Guide 31
Overview
Service Equipment You Will Need
Directional Coupler Frequency 2 GHz to 20 GHz
Directivity > 14 dB
Transmission arm loss: < 1.5 dB (nominal)
Coupled Arm Loss: ~10 dB (nominal)
VSWR: ≤ 1.35:1
Connector: SMA (f)
87300C P
Microwave Power Divider Frequency: DC to 500 MHz
VSWR: < 1.10:1
Tracking Error: < ± 0.25 δΒ
Connector: 3.5 mm (f)
11636B A, P
Hybrid Power Divider Frequency: 500 MHz to 3.6 GHz
Isolation: 19 dB
Insertion Loss: 4.5 dB (nominal)
VSWR: <1.45:1
87302C A
Cables
3.5 mm (m) to 3.5 mm (m)
(2 required)
Frequency: DC to 26.5 GHz
Length: ≤ 92 cm (36 in)
Insertion Loss: ~2 dB
VSWR:
DC to 18 GHz: ≤ 1.25:1
18 GHz to 26.5 GHz: ≤ 1.35:1
11500E 8120-4921 A, P
2.4 mm (m) to 2.4 mm (f)
(N8976B)
Frequency: DC to 50 GHz
Length: 1 m
Insertion Loss:
< 26 GHz, ~4 dB
< 40 GHz, ~5 dB
< 50 GHz, ~6 dB
VSWR:
< 26.5 GHz, ≤ 1.30:1
< 40 GHz, ≤ 1.40:1
< 50 GHz, ≤ 1.55:1
8120-6164 A, P
Type-N
(2 required)
Frequency: 10 MHz to 8 GHz
Precision Type-N (m), both ends
62 cm (24 in.)
VSWR: ≤ 18 GHz: 1.4:1
Insertion Loss: 1.5 dB
11500C A, P, T
BNC
(3 required)
Frequency: DC to 10 MHz
50 Ω Coax BNC (m), both ends
120 cm (48 in.)
8120-2582 10503A A, P, T
Table 1-1 Required Test Equipment
Instrument Critical Specifications Recommended
Model
a
Alternative
Model
Use
b