Maximum Level: 109 DB SPL. altec lansing cs21 and klipsch promedia gmx a. High-end PC stereo systems complete with subwoofer speakers are finding their way into the mainstream. THG looks at the Altec CS21 and the Klipsch ProMedia GMX A-2.1, which offer high-end...

Pump Up The Volume With 117 DB SPL, Continued. logitech z. Logitech revamps its Z-2200 speakers in an attempt to offer best-in-class 2.1 sound. But is Logitech Z-2300's new features enough to separate it from the rest of the pack in this very competitive market?...

A Maximum Sound Blast Of 120 DB SPL. logitech z. Logitech's Z-5500 5.1 speakers should shed any lingering doubts about the vendor's ability to make a play in the world of big, loud and powerful speakers. The speakers are also big on options, but before delving...

the standard impedance value of 32 ohms, the sensitivity in mW is equivalent to a sensitivity in dB SPL for 0.18 V, which works out to approximately 15 dB less. Finally, certain manufacturers give a sensitivity specification, but don't say how they arrived...

on a desk and the subwoofer on the floor) using a sound level meter with a resolution of 0.1 dB SPL and configured with a standard "Long" response time to obtain a stable value representative of the mean level obtained. The resulting value is of course in dB...

• -What Counts As Output?
• -Lots Of Bass But Little Sensitivity

a resolution of 0.1 dB SPL and configured with a standard "Long" response time to obtain a stable value representative of the mean level obtained. The resulting value is of course in dB SPL (Sound Pressure Level) without weighting, as it should be for sound...

Class II real-time audio Analyzer Inputs Microphone Balanced low impedance Connector 3 pin XLR female Impedance Suitable for 150 ohm microphones, actual impedance is 5 Kohms Phantom Power +12V simplex Acoustical Signal Level 44 dB SPL to 136 dB SPL...

level obtained. The resulting value is of course in dB SPL (deciBel Sound Pressure Level) without weighting The sound level obtained in dB SPL "L" (linear) as seen on the screen of our meter. ...