Dynacord Professional Power Amplifiers manual Lpn + Lo-Cut, Dynamic Limiters

CL Series

LPN + LO-CUT

The retrofittable NRS 90268 kit, which is available as

+10

an option for all CL power amplifiers, combines the

patented LPN (low-pass notch) filter with a low-cut

+5

filter.

%

+0

These eliminate transient non-linearity in the low

-5

frequency range in small to medium-sized full-range

speakers and thereby considerably extend the repro-

-10

ducible range at the bottom end. The acoustic result

-15

is bass reproduction with more punch and greater

20

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500

1k

2k

5k

10k

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substance.

Hz

DYNAMIC LIMITERS

5

Dynamic limiters are general components in all DYNACORD

10

2

power amplifiers. High-speed audio processors are

1

THD=1%

continuously comparing the input signal to the out-

0.5

put signal, and in the event of any non-linearity, the

0.2

processors send control signals to the limiters, which

%

0.1

0.05

operate dynamically upon the input level.

0.02

As a result, the THD all the way up to 21 dBU is limi-

0.001

0.005

ted to an inaudible 1% at the output.

21 dBu

0.002

-5

-3 -1

+1

+3 +5

+7 +9

+11 +13

+15 +17

+19

+21

+23 +25

dBu

CL 800

Rated at 2 x 600 watts into 2 ohms and 2 x 400 watts into 4 ohms, the smallest power amplifier in the CL series, which uses class AB technology, weighs in at a mere 13 kg and is therefore the ideal amp for fairly small full-range cabinets.

CL 1200

Delivering a reliable 2 x 900 watts into 2 ohms and

2 x 600 watts into 4 ohms, this is the ideal amplifier for a wide variety of full-range cabinets and MF/HF components in multi-way systems.

CL 1600

Rated at 2 x 1100 watts into 2 ohms and 2 x 800 watts into 4 ohms, this amplifier is ideal for use with professional full-range cabinets and also passive TOP/SUB combinations.

CL 2000

The flagship of the CL series delivers a beefy 2 x 1400 watts into 2 ohms and 2 x 1000 watts into 4 ohms, whilst weighing a mere 18 kg. Ideal for driving large subwoofer arrays as well as full-range and MID-HIGH components with high power handling.

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