Vol.1No.16

1、Technical Notes Volume 1, Number 16 Power Ratings of JBL Loudspeakers and JBL/UREl Amplifiers Introduction and Scope of this Technical Note: JBL and UREI manufacture both loudspeakers and amplifiers, 。

2、Technical Note, Volume 1, Number 21 JBLs New Optimized Aperture Horns and Low Distortion Drivers Introduction: Except in their initial historical development, high frequency horns and their associated。

3、Introduction: The desired performance features for dedicated midrange cone transducers are: 1. Extended power response; rising axial response 2. High electromechanical coupling (high efficiency) 3. Ba。

4、1. Introduction: The purpose of a sound system is to trans- mit information. In the case of public address, paging, voice alarm and speech reinforcement systems the object is to transmit intelligible 。

5、1 Technical Notes Volume 1, Number 29 JBL Precision Directivity PD700 Series Co-Axial Mid/High Speaker Systems Background: In very large fixed installations, such as sports arenas, large houses of wor。

6、Technical Notes Volume I, Number 19 Sub-Bass Systems Using Triple Chamber Bandpass (TCB) Technology: 1. Introduction: Most users of JBL products have a basic knowledge of how a simple ported low-frequ。

7、1 Technical Notes Volume 1, Number 25 Using HLA 4895 modules in arrays: system controller guidelines Introduction: The HLA 4895 3-way module has been designed for use in conjunction with th。

8、The Precision Directivity PD5000 family of products offered by JBL Professional is a ver- satile product line allowing a sound designer numerous ways to implement arrayed solutions for houses of worsh。

9、Technical Notes Vol. 1, No. 17 Measurement and Interpretation of Loudspeaker Polar Data: A Comparison of JBL Constant Coverage Bi-Radial Horns and EV HP Large Format Horns Introductions Recent polar m。

10、1 Technical Notes Volume 1, Number 31 Progressive TransitionTM (PT) Waveguides Background: The modern constant-directivity horn has evolved slowly since its introduction over 25 years ago. Advances in。

11、 1 Technical Notes Volume 1, Number 27 Signal Processing Guidelines for VT4889 VERTEC? Line Array Systems Introduction: VT4889 line array elements can be used in a wide variety 。

12、1. Introduction: JBL Professional introduced the Differential Driveconcept in the EON System in 1995 as a means of attaining maximum system perform- ance with minimum weight. Compared with tra- dition。

13、Technical Notes Volume 3, Number 2: JBLs New LSR Mid-Field Monitors 1. Introduction and Basic System Description: As the digital recording community con- templates higher sampling rates and greater re。

14、 1 Technical Notes Volume 1, Number 35 CBT Constant Beamwidth TechnologyTM Introduction Column loudspeakers have become an important form factor for loudspeake。

15、1 Technical Notes Volume 1, Number 30 Cone Midrange Compression Drivers (CMCD) Introduction: Throughout the history of professional audio it has been realized there are distinct performance advan- tag。

16、Introduction: JBL/UREIs dual channel amplifiers answer a long standing need for reliable, cost effective designs. They are intended for all applications involving JBL transduc- ers and loudspeaker sys。

17、Technical Notes Vol. 2 , No. 1A 1/3 Octave Equalization and The JBL/UREI 5547A and 5549A Introduction: The use of one-third octave graphic equalizers in the audio world has expanded rapidly in the las。

18、1 Technical Notes Volume 3, Number 3: JBL Professional Studio Monitors for Multichannel Sound Applications 1. Introduction: Mixing for multichannel sound has become a very important aspect of audio po。

19、1 Technical Notes Volume 1, Number 28 Forward Steered Arrays in Precision Directivity Speaker Systems Introduction Effective high-powered low-frequency systems are a desired feature of many sound rein。

20、Technical Notes Vol. 2, No. 3 Applications for the JBL/UREI 7922 Digital Audio Delay Introduction: Digital Delay devices have been around since the mid 1970s. Initially, their high cost and limited ca。