1 row is stored for this page
Field | Field type | Value |
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_creationDate | Datetime | 2012-01-22 4:02:00 PM |
_modificationDate | Datetime | 2024-04-27 2:10:21 PM |
_categories | List of String, delimiter: | | Introduced in 1966 • Spectrum analyzers |
_isRedirect | Boolean | No |
_pageID | Integer | 2,145 |
_pageName | Page | 491 |
_pageTitle | String | 491
|
_pageNamespace | Integer | 0 |
1 row is stored for this page
Field | Field type | Value |
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Manufacturer | Page | Tektronix |
Model | String | 491 |
Class | String | Spectrum Analyzer |
Description | Wikitext string | 40 GHz Spectrum Analyzer
|
Series | Page | |
Introduced | Text | 1966 |
Designers | List of Page, delimiter: ; | Gene Kauffman |
Discontinued | Text | 1980 |
13 rows are stored for this page
Field | Field type | Value |
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Parameter | String | Frequency |
Value | Wikitext | - Coaxial Input Bands 10 MHz to 12.4 GHz (Band A-1 10 MHz to 275 MHz; Bands B-2 & 3: 275 MHz to 2 GHz; Bands C-4, 5, & 6: 1.5 GHz to 12.4 GHz)
- External Waveguide mixers: 12.4 MHz to 40 GHz (Band 7 (Ku) 12.4 GHz to 18 GHz; Band 8 (K) 18 GHz to 26.5 GHz, (Ka) 18 GHz to 40 GHz)
|
Field | Field type | Value |
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Parameter | String | Dispersion |
Value | Wikitext | (plus 0 Hz) 200 kHz/div to 10 MHz/div in 1−2−5 sequence
|
Field | Field type | Value |
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Parameter | String | Resolution Bandwidth |
Value | Wikitext | 1 kHz to 100 kHz (6 dB)
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Field | Field type | Value |
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Parameter | String | Input |
Value | Wikitext | 50 Ω, max. −30 dBm for linear operation, +15 dBm (25 mW) diode mixer power limit
|
Field | Field type | Value |
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Parameter | String | IF Attenuator |
Value | Wikitext | 0 dB to 51 dB, in combinations of 1, 2, 4, 8, 16, and 20 dB
|
Field | Field type | Value |
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Parameter | String | Sweep Speed |
Value | Wikitext | 0.5 s/div to 10 µs/div in 1, 2, 5 sequence; Uncalibrated to approx 1.25 s/div
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Field | Field type | Value |
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Parameter | String | Triggering Modes |
Value | Wikitext | Internals, External, and Line; 100 V maximum input (DC + peak AC)
|
Field | Field type | Value |
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Parameter | String | Dynamic Range |
Value | Wikitext | 80 dB (Max sensitivity of −110 dBm minus Max input power of −30 dBm); display range ≥40 dB
|
Field | Field type | Value |
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Parameter | String | Calibrator |
Value | Wikitext | 200 MHz
|
Field | Field type | Value |
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Parameter | String | Weight |
Value | Wikitext | 13.6 kg / 30 lbs (Rackmount version 18 kg / 40 lbs)
|
Field | Field type | Value |
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Parameter | String | Power |
Value | Wikitext | 90−136 and 180−272 VAC in six ranges, 48−440 Hz. At 115 VAC, 60 Hz, 55 W
|
Field | Field type | Value |
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Parameter | String | Front panel |
Value | Wikitext | - RF INPUT (A) BNC connector (50 Ω, 10 MHz to 275 MHz)
- RF INPUT (B) N connector (50 Ω, 275 MHz to 2 GHz)
- WAVEGUIDE (C) − receptacle that accommodates either a coaxial mixer, 119-0096-00, with an N connector input for 1.5 to 12.4 GHz, or a 119-0104-00 waveguide mixer adapter connecting to external mixers for up to 40 GHz.
- MARKERS OUT/EXT REF FREQ IN BNC connector: 1 MHz marker output when INT REF FREQ set to ON, otherwise PLL reference frequency input (1−5 MHz, 1−5 Vp-p)
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Field | Field type | Value |
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Parameter | String | Rear panel |
Value | Wikitext | |