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Cloud Microphones Cloudlifter CL-Z Variable Impedance Mic Activator

BH #CLCLZVI1CH • MFR #CL-Z VARIABLE IMP 1CH
Cloud Microphones Cloudlifter CL-Z Variable Impedance Mic Activator
Key Features
  • 1x Mic Input
  • Variable Impedance 150 Ohms to 15 kOhms
  • HPF Variable from 20 Hz to 200 Hz
  • +12 dB or +25 dB Gain Settings
The Cloudlifter CL-Z Variable Impedance Mic Activator from Cloud Microphones is a compact, single-input solution for common audio problems in the field and in the studio involving low-output passive microphones, including ribbons. The CL-Z uses any standard phantom-powered mixer or microphone input device to provide up to +25 dB of clean gain, variable input impedance, and a variable high-pass filter. Having an input impedance control that is sweepable from 150 Ohms to 15 kOhms allows you to creatively load the microphone's output transformer, with the result being a wide range of new tonal variations becoming available to each mic.
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Cloud Microphones CL-Z Overview

  • 1Description
  • 2Variable High-Pass Filtering for Proximity Effect Control
  • 3Variable Gain
  • 4Features at a Glance

The Cloudlifter CL-Z Variable Impedance Mic Activator from Cloud Microphones is a compact, single-input solution for common audio problems in the field and in the studio involving low-output passive microphones, including ribbons. The CL-Z uses any standard phantom-powered mixer or microphone input device to provide up to +25 dB of clean gain, variable input impedance, and a variable high-pass filter. Having an input impedance control that is sweepable from 150 Ohms to 15 kOhms allows you to creatively load the microphone's output transformer, with the result being a wide range of new tonal variations becoming available to each mic.

The CL-Z improves signal-to-noise ratio and improves the performance of passive microphone signals by driving stronger, cleaner signals over longer XLR cable runs, making them ideal for broadcast, live, and studio applications. It is housed in a rugged steel enclosure which offers shielding and durability.

Variable High-Pass Filtering for Proximity Effect Control
The variable high-pass filtering works in conjunction with the impedance value, allowing for even more tonal shaping and control. When engaged, the frequency cutoff is affected by the impedance setting. This allows for a sweepable frequency cutoff range from below 20 Hz to approximately 200 Hz, just by turning the "Z" knob. This can be especially useful for tonal shaping or reducing the proximity effect of a ribbon or dynamic microphone
Variable Gain
The CL-Z has a two-position gain switch allowing for more gain, or the maximum gain available. Most of the time the MAX (approx. +25 dB) position will be used, however, the reduced gain setting (approx. +12 dB) may be useful in situations where the source does not require as much gain, or where more of the preamp's color from additional gain is desired
Features at a Glance
  • Fully sweepable variable impedance loading from 150 ohms to 15 kOhms
  • High-Pass Filter frequency is variable from below 20 Hz to over 200 Hz
  • Dual gain settings allow for a +12 dB or +25 dB increase
  • Increases gain before feedback ratio in live & public address performances
  • Self-contained design requires only phantom power
  • Compatible with tube, battery, or power supply driven microphones
  • Protects any passive ribbon with no transfer of phantom
  • Utilizes Patent Pending Class A, Discrete JFET circuitry
  • Rugged, road ready and portable, for studio, stage and broadcasting
  • Handcrafted entirely in the USA

 

 

UPC: 793573085559

Cloud Microphones CL-Z Specs

General
In-Line Accessory Type
Attenuator/Pad
Number of Channels
1
Gain
+12.0 / +25 dB
Connectivity
Inputs/Outputs
1x XLR 3-Pin Female Input
1x XLR 3-Pin Male Output
Performance
Impedance
Input:
150 Ohms (Variable/Min Z)
15 Kilohms (Variable/Max Z)
Packaging Info
Package Weight
1.35 lb
Box Dimensions (LxWxH)
6.7 x 4.4 x 3.3"

Cloud Microphones CL-Z Reviews

See any errors on this page? Let us know

I'm looking at the Cloudlifter CL-1, CL-2 ...

I'm looking at the Cloudlifter CL-1, CL-2 (2-channel), the CL-4 (4-channel 1-up rackmount) and this CL-Z. I understand the value of a switchable high-pass filter (removing low-end rumble, etc.), but I don't understand the value of variable impedance, especially since the CL-Z appears to add a potentiometer to the signal path. Does the "knob" allow you to "tune" the mic to what sounds best to you? What are the physics behind the "Z"? Thanks for your help!
Asked by: Mark
Yes. That's pretty much it. Varying the impedance changes the response characteristics of the mic, and hence, "the sound." See this article for example: https://www.aearibbonmics.com/how-impedance-affects-ribbon-microphones/
Answered by: ElectricTommy
Date published: 2021-02-02
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