| Specifications |
Keysight 423B |
Keysight 8473B |
Keysight 8473C |
Keysight 8470B |
Keysight 8472B |
| Frequency range |
0.01 to 12.4 GHz |
0.01 to 18 GHz |
0.01 to 26.5 GHz |
0.01 to 18 GHz |
0.00 to 18 GHz |
Frequency response
Octave band flatness (over any octave 0 01
to 8 GHz) |
±0.2 dB |
±0.2 dB |
±0.2 dB |
±0.2 dB |
±0.2 dB |
| Broadband flatness |
0.01 dB to 12.4 GHz:
±0.3 dB |
0.01 to 12.4 GHz: ±0.3 dB
0.01 to 18 GHZ: ±0.6 dB |
0.01 to 12.4 GHz: ±0.3 dB
0.01 to 20 GHz: ±6 dB
20 to 26.5 GHz: ±1.5 dB
from a 3.3 dB linear slope |
0.01 to 12.4 GHz: ±0.3 dB
0.01 to 15 GHz: ±0.5 dB
0.01 to 18 GHz: ±0.6 dB |
0.01 to 12.4 GHz: ±0.3 dB
0.01 to 15 GHz: ±0.5 dB |
| SWR3, maximum (50 Ω |
0.01 to 4 GHz: 1.15 |
0.01 to 4 GHz: 1.2 |
0.01 to 4 GHz: 1.2 |
0.01 to 4 GHz: 1.15 |
0.01 to 4.5 GHz: 1.20 |
| characteristic impedance) |
4 to 12.4 G Hz: 1.30 |
4 to 18 GHz: 1.5 |
4 to 18 GHz: 1.5
18 to 26.5 GHz: 2.2 |
4 to 15 GHz: 1.30
15 to 18 GHz: 1.70 |
4.5 to 7 GHz: 1.35 |
| Maximum operating input (Peak or average) |
200 mW |
200 mW |
200 mW |
200 mW |
200 mW |
Short- term maximum
Input (less than 1 min.) |
1 watt (typical) |
1 watt (typical) |
1 watt (typical) |
1 watt (typical) |
1 watt (typical) |
| Low level sensitivity4 |
> 0.5 mV/μW |
> 0.5 mV/μW |
0.01 to 18 GHz:> 0.5 mV/μW
18 to 26.5 GHz:
> 0.1 8 mV/μW |
> 0.5 mV/μW |
> 0.5 mV/μW |
| High level sensitivity < 3.5 mV produces 100 mV output (for 8473C, up to 18 GHz only) |
Noise (μV peak-to-peak
with CW power applied to produce 100 mV output) |
< 50 μV |
< 50 μV |
< 50 μV |
< 50 μV |
< 50 μV |
| Environmental qualifications |
| Operating temperature |
0 to 55°C |
–20 to +85°C |
–20 to +85 °C |
–20 to +85 °C |
–20 to +85 °C |
| Vibration |
20 G’s, 80 - 2000 Hz |
20 G’s, 80 - 2000 Hz |
20 G’s, 80 - 2000 Hz |
20 G’s, 80 - 2000 Hz |
20 G’s, 80 - 2000 Hz |
| Shock |
100 G’s, 11 ms |
100 G’s, 11 ms |
100 G’s, 11 ms |
100 G’s, 11 ms |
100 G’s, 11 ms |
| Output polarity |
Negative |
Negative |
Negative |
Negative |
Negative |
| Input connector |
Type N Male |
3.5 mm Male
(SMA Compatible)
|
3.5 mm Male
(SMA Compatible)
|
APC-7 (Option 701)
Type N Male (Option 012)
|
SMA Male |
| Output connector |
BNC Female |
BNC Female |
BNC Female |
BNC Female |
BNC Female (Option 101) |
| Video impedance |
1 kΩ to 2 kΩ |
1 kΩ to 2 kΩ |
1 kΩ to 2 kΩ |
1 kΩto 2 kΩ |
1 kΩ to 2 kΩ |
| |
1.3 kΩ (typical) |
1.3 kΩ (typical) |
1.3 kΩ (typical) |
1.3 kΩ (typical) |
1.3 kΩ (typical) |
| RF bypass capacitor |
20 pF to 60 pF |
20 pF to 60 pF |
20 pF to 60 pF |
20 pF to 60 pF |
20 pF to 60 pF |
| |
30 pF (typical) |
30 pF (typical) |
30 pF (typical) |
30 pF (typical) |
30 pF (typical) |
| Dimensions in mm |
| (inches) |
63 (2.47) |
48 (1.89) |
43 (1.89) |
64 (2.50) |
64 (2.50) |
| Length |
20 (038) |
10 (0.39) |
10 (0.39) |
19 (0.75) |
14 (0.56) |
| Diameter |
|
|
|
|
|
| Weight in grams (oz) |
| Net |
114 (4) |
14 (0.5) |
14 (0.5) |
114 (4) |
57 (2) |
| Shipping |
454 (16) |
454 (16) |
454 (16) |
454 (16) |
454 (16) |
| Options |
|
|
|
|
|
| xxxx-001Matched response |
Tracking: |
Tracking: |
Tracking: |
Tracking: |
Tracking: |
| Provides a pair of detectors with matched frequency response |
0.01 to 12.4 GHz: ±0.2 dB |
0.01 to 12.4 GHz: ±0.2 dB
12.4 to 18 GHz: ±0.3 dB |
0.01 to 12.4 GHz: ±0.2 dB
12.4 to 18 GHz: ±0.3 dB
18 to 26.5 GHz: ±0.5 dB |
0.01 to 12.4 GHz: ±0.2 dB
12.4 to 18 GHz: ±0.3 dB |
0.01 to 12.4 GHz: ±0.2 dB
12.4 to 18 GHz: ±0.3 dB |
| xxxx-002 Optimum square-law load |
Optimum square-law load |
Optimum square-law load |
Optimum square-law load |
Optimum square-law load |
Optimum square-law load |
| xxxx-003Positive polarity out |
Positive polarity Output |
Positive polarity Output |
Positive polarity Output |
Positive polarity Output |
Positive polarity Output |
