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Description
HMD8 DSPHMD8 DSP ist ein 8 Kanal Verstrker von Hertz mit integriertem DSP und PC Software Oberflche. Die Ausgangsleistung betrgt 85 Watt x 8 an 4 Ohm, 130 Watt x 8 an 2 Ohm sowie 260 Watt x 4 gebrckt an 4 Ohm (RMS @ 28,8 VDC, 1% THD). Die minimale Lastimpedanz liegt bei 2 Ohm im 8 Kanal Betrieb und bei 4 Ohm im gebrckten 4 Kanal Betrieb. Der Verstrker arbeitet mit einer Bandbreite von 10 Hz bis 22 kHz, einem Signal Rausch Verhltnis von 100 dBA (Master
HMD8 DSP ist ein 8-Kanal Verstärker von Hertz mit integriertem DSP und PC-Software-Oberfläche. Die Ausgangsleistung beträgt 85 Watt x 8 an 4 Ohm, 130 Watt x 8 an 2 Ohm sowie 260 Watt x 4 gebrückt an 4 Ohm (RMS @ 28,8 VDC, 1% THD). Die minimale Lastimpedanz liegt bei 2 Ohm im 8-Kanal-Betrieb und bei 4 Ohm im gebrückten 4-Kanal-Betrieb. Der Verstärker arbeitet mit einer Bandbreite von 10 Hz bis 22 kHz, einem Signal-Rausch-Verhältnis von 100 dBA (Master Eingang) bzw. 105 dBA (optischer Eingang) und einem Klirrfaktor von 0,06% bei 1 kHz, 4 Ohm und 70% Nennleistung. Der Dämpfungsfaktor beträgt >110 bei 1 kHz, 4 Ohm und 2 VRMS. Die Eingangsempfindlichkeiten liegen bei 0,6 – 6 VRMS (Pre-In) und 2,2 – 22 VRMS (Speaker-In). Steuerung von bis zu drei Zonen ist möglich. Robuste Bauweise mit korrosionsgeschützter Leiterplatte.
Merkmale
- 8-Kanal Verstärker
- Integrierter DSP mit PC-Software-Oberfläche
- Steuerung von bis zu drei Zonen
- Korrosionsgeschützte Leiterplatte und robuste Bauweise
- RMS-Leistung @ 28,8 VDC, 1% THD: 85 Watt x 8 an 4 Ohm
- RMS-Leistung @ 28,8 VDC, 1% THD: 130 Watt x 8 an 2 Ohm
- RMS-Leistung (Brücke 1/2; 3/4; 5/6; 7/8) @ 28,8 VDC, 1% THD: 260 Watt x 4 an 4 Ohm
- Minimale Lastimpedanz: 2 Ohm (8 Kanäle)
- Minimale Lastimpedanz: 4 Ohm (4 Kanäle gebrückt)
- Filtertypen: Vollpass, Hochpass, Tiefpass, Bandpass
- Filtermodelle/Steilheiten: Butterworth (6–60 dB/Okt.), Linkwitz-Riley (12–60 dB/Okt.), Bessel (6–60 dB/Okt.), Tschebyscheff (6–60 dB/Okt.), Quasilineare QLP-Phase (6, 12 dB/Okt.)
- Trennfrequenz: 20 Hz – 20000 Hz
- Phasensteuerung: 0° – 180°
- Ausgangs-EQ: Grafik- und parametrisch, 10 parametrische Pole (Peaking, High Shelf, Low Shelf, Notch, All Pass), ±12 dB, Q 0,5 – 16,0; 10 Grafikpole
- Voreinstellungen: Drehschalter für 7 Installationsvoreinstellungen
- Speicher: 2; zusätzlich je Speicher 3 parametrische Pole (Peaking, High Shelf, Low Shelf), ±12 dB, Q 0,5 – 16,0
Technische Daten
- Versorgungsspannung im Betrieb: 11 – 15 VDC (2 x 30 A)
- Stromversorgung: 6,5 – 17 V
- Leerlaufstrom: 1,6 A
- Stromaufnahme abgeschaltet: 1,7 mA
- Verbrauch @ 14,4 VDC, 2 Ohm, max. Musikleistung: 55 A
- Remote-IN-Spannung: 6 – 15 VDC (1 mA)
- Remote-OUT-Spannung: 4 – 15 VDC (150 mA)
- Verzerrung (THD) @ 1 kHz, 4 Ohm, 70% Nennleistung: 0,06 %
- Dämpfungsfaktor @ 1 kHz, 4 Ohm, 2 VRMS: >110
- Bandbreite @ -1,5 dB: 10 Hz – 22 kHz
- Signal-Rausch-Verhältnis (A-gewichtet @ 1 V Eingang), Master-Eingang: 100 dBA
- Signal-Rausch-Verhältnis (A-gewichtet @ 1 V Eingang), optischer Eingang: 105 dBA
- Eingangsempfindlichkeit Pre-In: 0,6 – 6 VRMS
- Eingangsempfindlichkeit Speaker-In: 2,2 – 22 VRMS
- Zeitliche Ausrichtungsdistanz: 0 – 1371,6 mm
- Verzögerung bei der Zeitausrichtung: 0 – 15 ms
- Schritt zur Zeitanpassung: 1 cm
- Max. Größe (B x H x T): 238 x 49,5 x 155 mm
- Gewicht: 1,98 kg
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
4.5 ★★★★★
Based on 1702 reviews
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Product Reviews
★★★★★ 4
very ergonomic
Color: Deep Black, Color: Deep Black
I bought this as a replacement for one of those gaming chairs that kills your back with a little lumbar pillow and this one is muuuuch better. the back support is everything you’d need and got rid of my neck pain after long periods of sitting and the seat cushion is supportive but still comfortable. It’s the kind of chair that you don’t really think about much because it’s so natural to sit in that you forget it’s there. The armrests flipping is a really nice feature too. One star off only because the head rest is so far back that i can’t really rest my head on it and every part of the chair that’s cloth is made of the same mesh texture like the armrests and seat. but i have no other complaints this is a good chair
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Reviewed in the United States on March 14, 2026
★★★★★ 5
Comfortable Ergonomic Chair for Long Workdays
Color: Black, Color: Black
I’ve been using this chair for my home office, and it’s been a great addition to my workspace. The seat cushion is thick and comfortable, even after several hours of sitting, and the mesh back keeps good airflow throughout the day. I especially like the adjustable headrest, which provides extra neck support when leaning back during breaks. Assembly was straightforward, the chair feels sturdy, and the wheels roll smoothly on my floor. The all-black design also gives it a professional look that fits well in any office setup. Overall, it’s a comfortable and affordable ergonomic chair that offers excellent value for the price.
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Reviewed in the United States on May 28, 2026
★★★★★ 3
Sturdy but uncomfortable
Color: Black
The seat itself is sturdy and easy to put together, I’ve now had the product for 8 months and had no issues wear/tear despite nearly daily use, but… it’s not comfy, at all. The seat cushion has a texture to it that scrapes at my legs if I don’t have an extra pillow on it or am wearing shorts. Additionally, the seat pillow is just kind of hard. It doesn’t give very much at all, so if I sit on it for more than an hour or two at a time my butt starts to get really sore. It works as a budget option, but invest in a good seat pillow if you plan to sit in it for any length of time.
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Reviewed in the United States on April 29, 2026
★★★★★ 5
A chair that does the job
Color: Black, Color: Black
I’m really happy with this chair overall. I wanted something comfortable, sturdy, breathable, and spacious enough for long hours at my desk when I work from home, and this chair delivered. I’d easily give this chair five stars because it exceeded my expectations in comfort, quality, and overall value.
Comfort and Support
The mesh back keeps it cool and comfortable during extended use. One of my favorite features is the adjustable lumbar support. You can manually position it exactly where your lower back needs support, and it fits the curve of my back perfectly. It provides great support without feeling too firm or uncomfortable.
Build Quality and Design
The chair itself feels solid and well-built. It doesn’t creak or make noise when shifting around, which makes it feel stable and high-quality. The seat is roomy and comfortable, and the overall design looks clean and modern.
Easy Assembly
It also came with an instruction manual that was extremely simple to follow, and assembly was very easy. I was able to put the chair together by myself in about 20 minutes without any help.
Armrest Functionality
I also like the armrests. They aren’t adjustable by height, but they do flip all the way up, which is surprisingly convenient. You can easily slide the chair under a desk or use it as an armless chair when needed.
Packaging and Presentation
Another thing worth mentioning is the packaging. Everything arrived extremely well-packed. Every individual part of the chair was wrapped securely, including bubble wrap protection for the components. The hardware and accessories were neatly organized, and the chair even came with the necessary tools for assembly in case you don’t own a drill or tool set. The presentation and packaging were excellent and showed real attention to detail.
Overall Impression
Overall, this is a fantastic office chair for the price: comfortable, supportive, sturdy, easy to assemble, and packaged exceptionally well. I’d absolutely recommend it and would confidently give it a five-star rating.
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Reviewed in the United States on May 23, 2026
★★★★★ 5
Very Straightforward and Easy to Use
Reload type: One Time Reload
I have used this several times, and it has always been a smooth and convenient experience.
The biggest advantage is how intuitive the process is. Reloading the balance is simple, quick, and easy to understand without unnecessary steps or confusion.
It is especially useful for managing spending, setting a shopping budget, or keeping funds ready for future purchases. Instead of entering payment details every time, having balance available makes checkout faster and more convenient.
I also appreciate how quickly the funds are applied, allowing immediate use once the reload is completed.
This is one of those simple Amazon features that works exactly the way it should.
Overall, easy, efficient, and user-friendly. I have been very satisfied with it. Five stars.
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Reviewed in the United States on April 21, 2026
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