7K11: Difference between revisions

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{{Plugin Sidebar 2|
{{Plugin Sidebar |
title=Tektronix 7K11|
manufacturer=Tektronix | type=7K11|
summary=CATV preamplifier|
summary=CATV preamplifier|
image=Tek 7k11 0.jpg |  
image=Tek 7k11 0.jpg |  
Line 6: Line 6:
introduced=1974 |
introduced=1974 |
discontinued=1986 |
discontinued=1986 |
series=[[7000-series scopes]]|
series=7000-series scopes|
manuals=
manuals=
* [http://w140.com/tek_7k11.pdf Tektronix 7K11 Manual (PDF)]
* [[Media:070-1664-00.pdf|Tektronix 7K11 Manual]]
}}
}}
The '''Tektronix 7K11''' is a cable TV pre-amplifier plug-in for [[7000-series scopes]].
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).
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.
The reference level selected on the 7K11 is calibrated in dBmV. It has its own build in calibrator with 75 Ω output impedance. All RF connectors are [[BNC connector|BNC]].


The 7K11 covers frequencies from 30 MHz to 890 MHz.
{{BeginSpecs}}
It has an input impedance of 75 Ω and uses a [[BNC connector]] for its input.
{{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}}


==Prices==
1980: $575  (~$2,000 in 2022 Dollars)
==Pictures==
<gallery>
<gallery>
Tek 7k11 0.jpg
Tek 7k11 0.jpg

Revision as of 09:36, 13 March 2022

Tektronix 7K11
CATV preamplifier
7K11

Compatible with 7000-series scopes

Produced from 1974 to 1986

Manuals
(All manuals in PDF format unless noted otherwise)
Manuals – Specifications – Links – Pictures

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 build 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

Prices

1980: $575 (~$2,000 in 2022 Dollars)

Pictures