Form follows function ist ja ein geflügeltes Wort für Design um die technischen Notwendigkeiten herum. Dass man aber auch beide Aspekte gleichwertig behandeln und auf die Spitze treiben kann, zeigt uns die neue Serie 1528 von Arendal.
>> Mehr erfahren>> Alle anzeigenDie Frankfurter HiFi-Tage sind DIE Gelegenheit für einen ausgiebigen HÖRTEST. Nach über 20 Jahren treffen sich Musik- und HiFi-Fans wieder in Frankfurt, um sich einen Überblick über die neusten und angesagtesten Technologien zur hochwertigen Musikwiedergabe zu verschaffen.
>> Mehr erfahren>> Alle anzeigenKategorie: Profi- / Musiker-Equipment
Ausstattungsliste: Kind K4A
General | |
Number of amplifier channels | 4 |
Total burst power all channels | 3200 W |
Max output power single channel EIAJ test standard, 1 kHz, 1% THD | |
2 ohms | 800 W |
4 ohms | 550 W |
8 ohms | 300 W |
Hi-Z 70 V (note 1) | - |
Hi-Z 100 V (note 1) | - |
Max output power bridged EIAJ test standard, 1 kHz, 1% THD | |
4 ohms | 1600 W |
8 ohms | 1100 W |
Max output votage / current | 73 V / 28 A |
Protection features | Short Circuit Protection, Current-Clip Limiter, Voltage Clip Limiter, Temperature protection |
Amplifier audio performance | |
Gain, selectable | 26 dB, 32 dB (factory set) |
Input sensitivity @ 4 ohms | 1.18 V |
Max input level | 20dBu |
Frequency response | 20 Hz - 20 kHz (1 W @ 8 Ohm - +/- 0.5dB) |
S/N ratio (20 Hz - 20 kHz) | >106 dBA |
Output circuitry | Class D |
Input impedance | 10k balanced |
THD+N | <0.3% from 1W to 0.5dB below clip (typically <0.1%) |
Front panel | |
Indicators | (LED) Active, Protect, Hi temp, DSP option, signal out -35 dB, -20 dB, -10 dB, Limiter |
Controls | Mains switch, Gain control (per channel) |
Maintenance | Removable dust filter holder |
Rear panel | |
Audio signal input connectors (per channel) | XLR female combo 1/4 phone jack TRS, 3-pin terminal block (balanced) |
Loudspeakers output connectors | Neutrik Speakon NL4MD (per channel) |
Networking | Data port hole for DSP option |
AC mains cordset / chassis connector | Schuko CEE 7/7 16 A / IEC20A |
Controls | (switch) HPF 30 Hz or 75 Hz, Link/Bridge, Analog or AES3 |
AC mains power | |
Power supply | Switch mode power supply, internally switchable 230 / 115 V nominal |
Operating voltage | 100-240 V +/-10%, 50-60 Hz |
Current draw | @ 230 V / @ 115 V |
Idle | 0.6 A / 0.7 A |
1/8 of max output power@ 4 ohms | 2.1 A /3.7 A |
1/4 of max output power@ 4 ohms | 3.6 A / 6.7 A |
Thermal | Operating temperature 0° - 40° C / 32° - 104° F |
Dissipation and cooling | Fan, continuosly variable speed, temperature and load current controlled, front to rear airflow |
Idle | 220 BTU/h | 55 kcal/h |
1/8 of max output power@ 4 ohms | 454 BTU/h | 114 kcal/h |
1/4 of max output power@ 4 ohms | 688 BTU/h | 173 kcal/h |
Chassis construction | 1.0 mm / 0.04" zinc steel chassis with removable dust filter holder; 3mm / 0.12" front panel ears and side reinforcement with rear support |
Dimensions | W 483 mm / 19", H 89 mm / 2 RU, D 390 mm / 15.4" from front mounting rails |
Weight | 10.5 kg / 23.1lb |
DSP (optional) | |
Available in the MODEL Kxx DSP | |
Inputs | 2 |
Outputs | 4 |
A/D converter | NA |
D/A converter | NA |
Frequency response @ -3dB | 7 Hz - 22 kHz |
THD | < 0.01% (20 Hz - 20 kHz) |
Presets | Bank of 8 presets selectable from rear panel, setup and upload via USB with AD sigma studio. |
Delay for time alignement | 10 ms per output |
Crossover filters | Butterworth, Linkwitz-Riley, Bessel, from 6 dB/oct to 48 dB/oct |
Output equalizer | up to 12 biquad fully parametric per channel: peaking, hi/lo shelving, hi/lo pass, band pass, band stop, all pass |
Input equalizer | up to 5 biquad filters: PEQ, shelving, band pass, band stop, all pass |
Limiters | Peak limiter, RMS limiter, frequency dependent RMS limiter |