7K11: Difference between revisions
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The Tektronix 7K11 is a cable TV amplifier plug-in for [[7000-series scopes]]. | {{Plugin Sidebar | ||
It is intended for use with a [[7L12]] or [[7L14]]. | |manufacturer=Tektronix | ||
The 7K11 | |series=7000-series scopes | ||
It has | |type=7K11 | ||
|summary=CATV preamplifier | |||
|image=Tek 7k11 0.jpg | |||
|caption=7K11 | |||
|introduced=1974 | |||
|discontinued=1986 | |||
|manuals= | |||
* [[Media:070-1664-00.pdf|Tektronix 7K11 Manual]] | |||
}} | |||
The '''Tektronix 7K11''' is a cable TV pre-amplifier plug-in for [[7000-series scopes]] and a cousin to the [[AM511]]. | |||
It is intended for use with a [[7L12]] or [[7L14]] set to a –30 dBm reference level (on its 50 Ω input). | |||
The reference level selected on the 7K11 is calibrated in dBmV. It has its own built-in calibrator with 75 Ω output impedance. All RF connectors are [[BNC connector|BNC]]. | |||
{{BeginSpecs}} | |||
{{Spec | Frequency Range | 30 to 890 MHz }} | |||
{{Spec | Input Impedance | 75 Ω }} | |||
{{Spec | VSWR | <2:1 }} | |||
{{Spec | Reference Level | +79 dBmV to 0 dBmV in 1 dB steps }} | |||
{{Spec | Output | to Spectrum Analyzer set to –30 dBm, 50 Ω }} | |||
{{Spec | Intermodulation | >70 dB down}} | |||
{{Spec | Calibrator | +30 dBmV, 50 MHz, 75 Ω }} | |||
{{EndSpecs}} | |||
==Links== | |||
{{Documents|Link=7K11}} | |||
==Prices== | |||
1980: $575 (~$2,100 in 2023 Dollars) | |||
==Pictures== | |||
<gallery> | |||
Tek 7k11 0.jpg | |||
Tek 7k11 1.jpg | |||
Tek 7k11 2.jpg | |||
Tek 7k11 11.jpg | |||
Tek 7k11 12.jpg | |||
Tek 7k11 13.jpg | |||
</gallery> | |||
[[Category:7000 series special-function plugins]] | [[Category:7000 series special-function plugins]] | ||
Latest revision as of 08:18, 12 October 2023
The Tektronix 7K11 is a cable TV pre-amplifier plug-in for 7000-series scopes and a cousin to the AM511. It is intended for use with a 7L12 or 7L14 set to a –30 dBm reference level (on its 50 Ω input). The reference level selected on the 7K11 is calibrated in dBmV. It has its own built-in calibrator with 75 Ω output impedance. All RF connectors are BNC.
Key Specifications
| Frequency Range | 30 to 890 MHz |
|---|---|
| Input Impedance | 75 Ω |
| VSWR | <2:1 |
| Reference Level | +79 dBmV to 0 dBmV in 1 dB steps |
| Output | to Spectrum Analyzer set to –30 dBm, 50 Ω |
| Intermodulation | >70 dB down |
| Calibrator | +30 dBmV, 50 MHz, 75 Ω |
Links
Documents Referencing 7K11
| Document | Class | Title | Authors | Year | Links |
|---|---|---|---|---|---|
| 26AX-3582-3.pdf | Application Note | FM Broadcast Measurements Using the Spectrum Analyzer | Clifford B. Schrock | 1981 | 7L12 • 7K11 • 5L4N • SG502 |
Prices
1980: $575 (~$2,100 in 2023 Dollars)
