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JBL L 300 Summit

Massimo Piantini on 13 luglio 2013 - 12:07 in Quick Informations, Loudspeskers, Equipments

JBL L 300 Summit4Titolo: JBL L 300 Summit

 

JBL L300 CROSSOVER NETWORK MODIFICATION

by Nelson Pass

inglese

 

 

 

Quotazione

 

logo vintage hi fi review bianco 450x198

 

 

JBL L 300 Summit logo

JBL L 300 Summit

Quotazioni:  Eur 2000 / 3000 (a secondo condizioni)  (list  eur 600)

 

 

JBL L 300 Summit8

 

 

 

 

 

 

 

JBL L 300 Summit2

 

 

http://www.firstwatt.com/pdf/art_l300.pdf

 

JBL L300 CROSSOVER NETWORK MODIFICATION

by Nelson Pass

 

Introduction

JBL L 300 Summit . Since I first encountered them in the mid ’70’s I have always admired the JBL L300 Summit

loudspeakers. I have always thought these were some of the most attractive loudspeakers

ever made, and I recalled that they sounded as good as they looked. I couldn’t afford them

when they were new – but here we are 35 years later, and you can get used ones for roughly

the same price. Inflation being what it is, I find I can afford them now.

Gotta Have ‘Em…

 

 JBL L 300 Summit System 2

 

 

 

http://listeninn.com/Website/Used-Speakers/JBL-Summit-L300-Info.htm

 

Description :
Similar to Avangarde Uno in design, this version of the JBL Summit L300 uses the same JBL drivers(136A, LE85, 077) as in the boxed version. The JBL Summit L300 is the home entertainment version of the 4333 studio monitor, and also one of the most successful loudspeaker designs JBL has produced for the recording industry. The JBL Summit L300 are impeccably styled,……….

 

JBL L 300 Summit3

 

 

 

 

Loudspeakers Specifications :

 

 

JBL L 300 Summit woofer
Low Frequency Loudspeaker
Nominal Diameter……………………..15inches 38cm
Voice Coil………………………………..4 inch (10.2cm) edgewound copper ribbon
Magnetic Assembly Weight…………12 pounds, 5.4kg
Flux Density…………………………….12,000 gauss
Sensitivity………………………………..44dB SBL

 

 

 

 

 

JBL L 300 Summit  md

 

JBL L 300 Summit  md horn

Midrange Compression Driver
Throat Diameter…………………………1 inch 2.5cm
Dispersion………………………………..120 degrees horizontal, 40 degrees vertical
Voice Coil………………………………..1&3/4 inch (4.4cm) edgewound aluminium ribbon
Magnetic Assembly Weight………….10 pounds, 4.5kg
Flux Density……………………………..19,000 gauss
Sensitivity…………………………………59dB SBL

 

 

 

 

 

 

JBL L 300 Summit  tw

 

Ultra-High Frequency Transducer
Horn Mouth……………………………….7.9 x 1.8 cm
Dispersion………………………………..130 degrees horizontal, 40 degrees vertical at 15kHz
………………………………..110 degrees horizontal, 40 degrees vertical at 20kHz
Voice Coil…………………………………1&3/4 inch (4.4cm) edgewound aluminium ribbon
Magnetic Assembly Weight…………..3&1/4 pounds, 1.5kg
Flux Density……………………………..16,500 gauss
Sensitivity…………………………………56dB SBL

 

 

 

 

 

JBL L 300 Summit back7

 

 

 

JBL L 300 Summit  comp.

 

 

General Specifications
Power Capacity………………………….150 Watts continuous program
Nominal Impedance……………………..8 ohms
Crossover Frequencies…………………800 and 8500 Hz
System Sensitivity………………………1 Watt input produces 80dB sound pressure level
………………………Note: 75-80dB is a comfortable listening level

 

 

 

JBLL300innv

 

 

Description: Audio speaker

Dimensions: L: 0,58 m W: 0,58 m H: 0,81 m

Weight: 66 kg

 

 

 

JBL L 300 Summit System 3

 

 

 

VIDEO

 

 

 

JBL L 300 Summit  inside

 

 

 

 

 

 

 

JBL L 300 Summit System5

 

 

 

JBL L 300 Summit  md back

 

 

 

JBL L 300 Summit system 7

 

 

 

JBL L 300 Summit System 5

 

 

 

JBL L 300 Summit System 4

 

 

 

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