Specifications- Isis 215PCM Processors

Specifications- ISIS 215PCM Processors

Digital Signal Processor Specifications

Type	Freely configurable, custom DSP with software for PC. Computer connection needed only for set up.
Signal Processing	Two QSC DSP-3 Processors, 24 bit, 48 kHz., one for each amplifier
Frequency response at 3 dB below full scale input voltage	20 Hz– 10 kHz ±0.3 dB (XLR inputs on 215PCM rear panel)
	20 Hz– 20 kHz ±0.7 dB (XLR inputs on 215PCM rear panel)
	20 Hz– 20 kHz±0.2 dB (if using DataPort input on Processors)
Distortion	<0.01% THD+N @ +4 dBu out
Delay (throughput)	1.00 millisecond
Dynamic range	>93 dB unweighted, 20 Hz– 20 kHz, 1.5V, 4V and 9V sensitivity
	>88dB unweighted, 20 Hz– 20 kHz, 18V sensitivity
Polarity	In-phase or inverted
Mute	>90 dB attenuation
Input Connector type	True-Cannon XLR connectors mounted on 215PCM rear panel
Type	Electronically balanced
Grounding	All shield terminals connected to chassis
Input sensitivity, full scale	1.5, 4.0, 9.0 or 18.0 Vrms, (Units are selectable in software interface)
	6, 14.5, 21.5 or 27.5 dBu
	3.5, 12.0, 19.0, 25.0 dBv
Input Impedance	Discrete Mode- 8.3 k ohm balanced, 3.7 k ohm unbalanced
	Combination Mode- 4.15 k ohm balanced, 1.85 k ohm unbalanced
Common-mode rejection	>50 dB, 20 Hz– 20 kHz
Crosstalk	>75 dB separation, 20 Hz– 20 kHz
Outputs	Program outputs hard wired to amplifiers
Post-DSP auxillary outputs	Three- 2 (Top Box), 1 (Subwoofer, CH2 output not used)
Type	Electronically balanced detachable terminal blocks
Grounding	Shield terminal connected to chassis
Post-DSP auxillary output level, full scale	6.0 or 4.0 Vrms; 18.0 or 14.5 dBu; 15.5 or 12.0 dBv (Units are selectable in software interface)
Output impedance	600 ohms balanced
QSC System Manager Connectivity (applicable only to users employing QSC System Manager)
System Interface Compatibility	QSC DataPort amplifier network monitors
Cable	QSC DPC-X DataPort cable, male-male (various lengths are available , contact QSC’s Technical
	Services Department)
DataPorts Used	2 (1 per Processor)
Amplifier status monitor features
Clip indicator	Senses channel clipping
Protect indicator	Senses amplifier protect status
AC Power Status	Reports standby/operate mode
RS-232 Ports (used for configuring each Processor’s DSP chain)
Number of ports	Two (one for each processor)
Cable Type	Normal 9-pin serial cable, male-to-female
Maximum Length	25 feet (7.6 meters)
Communication Settings	Automatic (unless other software using port)


DSP Capabilities (freely configurable DSP “blocks”, use as many of any block until DSP “resources” are consumed)
High-Pass Filter	Low-Pass Filter		High-Shelf Filter	Low-Shelf Filter	Limiter	Compressor	Delay
Polarity	Parametric EQ		Level Meter	2 to 1 Mixer	1 to 2 Splitter	Mute	Fader
Pink & White Noise Source		Variable Frequency Tone Source		Clip & Protect Indication available if operating the DSP real-time from PC
External Contact Closure Sensing (pin #9 of RS-232, operates with ”Switched Gain” objects in Signal Manager software)

Note: Specifications are subject to change without notice.

ISIS 215SB specifications

The QSC Audio ISIS 215SB is a powerful subwoofer designed to meet the needs of live performances, installations, and various audio applications. Engineered with excellence, the ISIS 215SB offers an impactful bass response, making it a reliable choice for professionals in the music and entertainment industry.

At the heart of the ISIS 215SB is its dual 15-inch low-frequency drivers. These drivers are specifically designed to produce deep, resonant bass tones with high efficiency. The subwoofer features a remarkable power handling capacity, allowing it to deliver robust sound levels without distortion. With an impressive peak power rating, the ISIS 215SB can easily handle complex musical passages while maintaining clarity and punch.

One of the standout technologies of the ISIS 215SB is its advanced cabinet design. Constructed from high-density plywood, the enclosure is built for durability and strength. This design minimizes unwanted resonance, ensuring that the audio output remains clean and powerful. The cabinet also features a durable finish that can withstand the rigors of touring and live events, making it an excellent investment for audio professionals.

The ISIS 215SB is also equipped with a sophisticated integrated amplifier that ensures consistent performance across a wide range of frequencies. This amplifier is engineered to work seamlessly with the drivers, providing optimal power distribution and protection from overheating. The result is a subwoofer that can perform reliably in demanding conditions, whether it’s in a concert hall, nightclub, or outdoor event.

Connectivity is another significant aspect of the ISIS 215SB. It includes multiple input options, allowing for easy integration into various audio systems. The subwoofer features speakON connectors, which provide secure and stable connections, reducing the risk of signal loss during performance. This versatility enables the ISIS 215SB to be a formidable component of any sound system.

The design of the ISIS 215SB also prioritizes portability. Weighing comparatively less than many other subwoofers in its class, it comes with built-in handles for easier transportation. This feature is especially beneficial for touring professionals who require mobility without sacrificing sound quality.

In conclusion, the QSC Audio ISIS 215SB subwoofer is a leading choice for those seeking a blend of power, durability, and versatility. Its dual 15-inch drivers, advanced cabinet construction, integrated amplifier, and connectivity options make it an excellent solution for various audio applications, delivering the high-quality low-frequency performance expected from a top-tier audio product.