Mackie 1642-VLZ3 Appendix C: Technical Information, Speciﬁcations, Weight, Impedances, Fuse Ratings, 28 1642-VLZ3, Main Mix Noise, Maximum Levels, Power Consumption

VLZ3

Appendix C: Technical Information

1642-

Speciﬁcations

Main Mix Noise

(20 Hz–20 kHz bandwidth, 1/4" Main out, channel gains @ unity gain, channel EQs ﬂat, all channels assigned to Main Mix, odd channels panned left, even channels panned right.)

Main Mix fader unity, channel faders down:

–86.5 dBu

(90 dB Signal to Noise Ratio, ref +4 dBu)

Main Mix fader unity, channel faders @ unity: –86 dBu

Low Mid Peaking	±15 dB @ 400 Hz
Low Shelving	±15 dB @ 80 Hz
Low Cut Filter (Ch.9–12)	18 dB/octave, –3 dB @ 75 Hz

Power Consumption

	120 VAC, 50/60 Hz, 50 watts
Fuse Ratings
100–120 VAC	1A Slo Blo, 5 x 20 mm
220–240 VAC	0.5A Slo Blo, 5 x 20 mm

Total Harmonic Distortion (THD)

(1 kHz 35 dB gain, 20 Hz–20 kHz bandwidth)

Mic in to insert out:

<0.0007%

Attenuation (Crosstalk)

(1 kHz relative to 0 dBu, 20 Hz–20 kHz bandwidth, Line in, 1⁄4" Main Out, Gain @ unity.)

Channel Mute switch engaged:	–82 dBu
Channel Gain knob down:	–82 dBu

Frequency Response

(Mic input to any output.)

20 Hz to 40 kHz:	+0 dB/–1 dB
20 Hz to 60 kHz:	+0 dB/–3 dB

Equivalent Input Noise (EIN)

(Mic in to Insert Send out, max gain.)

150 ohm termination:–129.5 dBu 20 Hz–20 kHz

Common Mode Rejection Ratio (CMRR)

(Mic in to Insert Send out, max gain.)

1 kHz:better than –70 dB

Maximum Levels

Mic in:	+22 dBu
All other inputs:	+22 dBu
Main Mix TRS out and XLR out:	+28 dBu
All other outputs:	+22 dBu

Impedances

Mic in:	2.5 kilohms
Channel Insert return:	2.5 kilohms
All other inputs:	10 kilohms or greater
Tape out:	1.1 kilohms
All other outputs:	120 ohms

3 Band EQ (channels 1 – 8)

High Shelving	±15 db @ 12 kHz
Mid Peaking	±15 dB sweep 100 Hz–8 kHz
Low Shelving	±15 db @ 80	Hz
Low Cut Filter	18 dB/octave, –3 dB @ 75	Hz

4 Band EQ (channels 9 – 16)

High Shelving	±15 dB @ 12 kHz
Hi Mid Peaking	±15 dB @ 2.5 kHz

Dimensions (H x W x D) in Normal Pod Position

16.7" x 16.6" x 5.2" (425 mm x 421 mm x 131 mm)

Weight

18.2 lb (8.3 kg)

LOUD Technologies Inc. is always striving to improve our products by incorporating new and improved materials, components, and manufacturing methods. Therefore, we reserve the right to change these speciﬁcations at any time without notice.

“Mackie,” and the “Running Man” are registered trademarks of LOUD Technologies Inc. All other brand names mentioned are trademarks or registered trademarks of their respective hold- ers, and are hereby acknowledged.

Please check our website for any updates to this manual: www. mackie.com.

16.6in 421 mm

5.2in 131 mm

5.2 in

131 mm

16.7in 425 mm

19.1in/ 485 mm

(optional Rack Mount Kit)

28 1642-VLZ3