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| SOURCE | ||||
| Frequency Characteristics | ||||
| Frequency Range | 500 kHz to 1.3 GHz in three ranges; 500 kHz to 13 MHz, 500 kHz to 130 MHz and 500 kHz to 1.3 GHz | |||
| Swept Frequency Accuracy | ± 1% of range for linear sweep | |||
| CW Frequency Accuracy | ± 2 counts ± time-base accuracy | |||
| Frequency Stability | Better than ± 0.01% of reading ± 0.01% of frequency range over 10 minutes after warm-up. | |||
| Frequency Counter Characteristics | Frequency counter measurements are made at any one of five continuously variable marker positions without interrupting the swept RF signal. | |||
| Resolution (least significant digit) | Frequency Range (MHz) | 0.5 to 1.3 | 0.5 to 130 | 0.5 to 1300 |
| 10 ms Sweep time | 10 kHz | 100 kHz | 1 MHz | |
| 100 ms Sweep time | 1 kHz | 10 kHz | 100 kHz | |
| > 1 second Sweep time | 100Hz | 1 kHz | 10 kHz | |
| Counter Accuracy | ± 2 counts ± time-base accuracy. | |||
| Marker Frequency Accuracy | ± 0.002% of scan width ± counter accuracy. Measured in CW ± DF | |||
| Time-base Accuracy | ± 5 ppm ± 1 ppm/°C ± 3 ppm/90 days | |||
| Output Characteristics | ||||
| Output Power Range | +10 dBm to -72 dBm. | |||
| Attenuator Accuracy | ± 1.5dBm over 70 dB range. | |||
| Vernier Accuracy | ± 1 dB. | |||
| Leveling | ± 0.5 dB from 500 kHz to 1.3 GHz | |||
| Impedance | 50Ω; ³ 16 dB return loss at -10 dBm output level (<1.38 SWR). | |||
| Residual FM | Frequency Range (MHz) | 0.5 to 13 | 0.5 to 130 | 0.5 to 1300 |
| Residual FM | 50 Hz rms | 200 Hz rms | 2 kHz rms | |
| Bandwidth | 20 Hz-1 kHz | 20 Hz-1 kHz | 20 Hz-10 kHz | |
| Harmonics | > 25 dB below main signal at +10 dBm output level. | |||
| Sub-harmonics and Spurious Signals | below -50 dBm at +10 dBm output level. | |||
| General Characteristics | ||||
| Sweep Modes | Linear Full, Log Full, Start/Stop 1, Start/Stop 2, Alternate, CW ± DF, and CW. | |||
| Sweep Times | 10 ms to 100 s in decade ranges. | |||
| Trigger Modes | auto, line sync., signal scan or external sync. | |||
| RF Output Connector | Type N female | |||
| RECEIVER | ||||
| Frequency Range | 500 kHz to 1.3 GHz | |||
| Input Characteristics | ||||
| Input Channels | three channels (R, A, and B) with 100 dB dynamic range. | |||
| Damage Level | +20 dBm or ³ 50 V dc. | |||
| Noise | (10 kHz BW): -110 dBm from 10 to 1300 MHz; -100 dBm from 2 to 10 MHz; -95 dBm from 0.5 to 2 MHz. | |||
| Impedance | 50Ω: ³ 20 dB return loss (<1.22 SWR). Typically > 26 dB return loss (<1.11 SWR). | |||
| Magnitude Characteristics | ||||
| Absolute Frequency Response (A, B, R) | ± 1.5 dB | |||
| Ratio Frequency Response (A/R, B/R) | ± 0.3 dB from 0.5 MHz | |||
| Dynamic Accuracy | ± 0.01 dB/dB from -20 to -40 dBm; ± 0.2 dB from -10 to -50 dBm; ± 0.5 dB from -50 to -70 dBm; ± 1.0 dB from -70 to -90 dBm; ± 2.0 dB from -90 to -100 dBm; ± 4.0 dB from -100 to -110 dBm. | |||
| Reference Offset Range | ± 199.9 dB | |||
| Reference Offset Accuracy | ± 0.03 dB ± 0.003 dB/dB of offset | |||
| Marker Measurement Resolution | 0.01 dB over any < 10 dB range; 0.1 dB over any ? 10 dB range. | |||
| CRT Display Resolution | 0.1 dB to 20 dB/division in 1, 2, 5 sequence. | |||
| Phase Characteristics | ||||
| Frequency Response | ±3° from 500 kHz to 750 MHz; ±5° from 750 MHz to 1.3 GHz. | |||
| Range | ±180° | |||
| Accuracy | ±0.01°/degree for ±170°; ±0.01°/degree ±0.5° for ±180° | |||
| Dynamic Accuracy (in 10 kHz Bandwidth) | ±0.02° /dB from -20 to -40 dBm; ±0.5° from -10 to -50 dBm; ±1° from -50 to -70 dBm; 3° from -70 to -90 dBm. | |||
| Crosstalk | see amplitude crosstalk specification. | |||
| Reference Offset Accuracy | ±0.3° ±0.5° of offset. | |||
| Marker Measurement Resolution | ±0.1° over < 100° range and 1° for ³ 100° range. | |||
| CRT Display Resolution | 1° to 180° per division in 8 steps. | |||
| Polar Characteristics | Frequency Response, Dynamic Response, Reference Offset and Marker Measurement specifications are the same as magnitude and phase characteristics. | |||
| CRT Display Accuracy | Actual value is within less than 3 mm circle of the displayed value. | |||
| Tracking Between dB Offset Controls and Polar Full Switch Positions | ≤0.2 dB | |||
| Full Scale Magnitude Range | 1 to 0.01 in a 1, 0.5, 0.2 sequence. | |||
| Delay Characteristics | ||||
| Frequency Response | ± 1 ns from 500 kHz to 1.3 GHz. | |||
| Delay Accuracy1 | ± 3% of reading ± 3 units (Units = 1 ns for 0.5 to 1300 MHz range, 10 ns for 0.5 to 130 MHz range, and 100 ns for 0.5 to 13 MHz range.). | |||
| 1 ±3 units may be calibrated out with thru connection. | ||||
| Range Resolution and Aperture |
Frequency Range (MHz) |
0.5 to 13 | 0.5 to 130 | 0.5 to 1300 |
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Range |
0 to 80 µs | 0 to 8 µs | 0 to 800 ns | |
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Resolution: |
100 ns 100 ns 10 ns (< 1 µs) |
10 ns 10 ns 1 ns (≤100 ns) |
1 ns 1 ns 0.1 ns (≤10 ns) |
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Aperture |
7 kHz | 20 kHz | 200 kHz | |
| Reference Offset Range | ± 1999 dB | |||
| Reference Offset Accuracy | ± 0.3 units ± 0.3% of offset | |||
| Electrical Length/ref. plane extension characteristics | ||||
| Calibrated Electrical Length Range and Resolution2 |
Frequency Range (MHz) |
0.5 to 13 | 0.5 to 130 | 0.5 to 1300 |
| Range | ||||
| X1 X10 |
± 19.9 m | ± 1.99 m | ± 19.9 cm | |
| ± 100 m | ± 10 m | ± 1 m | ||
| Resolution | ||||
| X1 | 10 cm | 1 cm | 0.1 cm | |
| X10 | 1 m | 10 cm | 1 cm | |
| Calibrated Electrical Length Accuracy | ± 3% of reading ± 1% of range | |||
| Linear Phase Substitution (degrees/scan) Range | ±
1700° per scan with 0° offset ± 1.4 km/scan width (MHz) or ± 4.7 µs/scan width (MHz) |
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| Linear Phase Substitution Resolution | 10° | |||
| Linear Phase Substitution Accuracy | ± 3% of reading ± 10° / scan | |||
| Phase Compensation Linearity | < 0.2% of phase slope inserted | |||
| GENERAL CHARACTERISTICS | ||||
| RF Input Connectors | type N Female | |||
| Display Bandwidth | selectable IF bandwidths of 10 kHz and 1 kHz. A video filter position is also provided. | |||
| CRT Overlays | Smith Charts (2, 1, 0.5, 0.2, 0.1 full scale), Log Charts (10 MHz, 100 MHz and 1000 MHz) | |||
| CRT Photography | HP 197A Opt 006 camera or HP 197A with 10375A Bezel Adapter required to fit 8505A display. A CRT illumination control is provided. | |||
| Auxiliary Outputs | ||||
| Channel 1 and 2 Outputs | 0.25 V/display division | |||
| Sweep Output | 0.25 V/display division | |||
| Pen Lift | DC coupled, 200 mA current sink. | |||
| Programming | The 8505A has a remote programming interface using the Hewlett-Packard Interface Bus with Learn Mode. Included are one 2 m (HP 10631B) and one 0.5 m (HP 10631D) HP-IB cables. | |||
| Power | selection of 100, 120, 200 or 240 V +5% -10%. 50 to 60 Hz approximately 275 watts. | |||
| Size | 279 H X 276 W X 553 mm D (11 X 16.75 X 21.75 in.). | |||
$20.00 Minimum on Total Order
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