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si prega di NON scaricare e ripubblicare altrove le immagini qui riportate senza la dovuta autorizzazione del proprietario della foto, grazie

JBL L19 (Claudio MI) 1979

Made in U.S.A.

Schema a 2 vie,

2 loudspeaker bass-reflex scheme, and a bookshelf type Using unit For low-pass: 20cm (116A)

input 35W (succession special NetWare program)

Impedenza 8ohms Cross over frequency 2500Hz

Output sound pressure level 87dB (new Japanese Industrial Standard)

Dimensioni 330x 533x 251mm

Peso 13kg con imballo

Advent (Fausto PR) 1978 Made in U.S.A.

New Advent Loudspeakers:

The Advent Loudspeaker 1978 Stereo Speakers  

FISHER SME 555 (Made in U.S.A.) (FAUSTO PR)

JBL J320 - anno 1982 (Graziano RE)

Made in U.S.A.

3 vie

imp. Nominale: 8 ohm

Power range: 10-100 watt per canale

frequenze di crossover: 1000 hz- 6000 hz

sensibilità: 89 db

peso: 16,04 Kg

Sound Tech p.a. speakers 'EV' equipped (Achille PR)

Made in U.S.A. (circa anni ‘90)

professional audio system

2 Sound Tech H15EV speakers

Impedance 8 Ohms

Continuous Power Handling 300 Watts

RMS Power Handling 150 Watts

Freq Response 50Hz - 20KHz

Sensitivity 1W/1M 98dB

YAMAHA NS-10M STUDIO - anno 1982 (Multifactory PR)

Made in Japan

Yamaha NS - 10M studio monitor speaker system -

nearfield monitors. Banda di frequenza:

60Hz - 20 kHz - Potenza: 60 W, max 120 W -

Crossover Frequency:

2 kHz(12dB/oct) - Dimensioni: 382 x 215 x 198mm

Impedenza nominale: 8 ohms - Peso: 6Kg

Le autocostruite di Luca (PR)

ENERGY anno 1993 (Sandro PR) Made in Canada (distributed by Klipsch Group, Inc. - USA)

KEF CODA II - anno 1980 (Fausto PR) Made in UK

Frequenza

65Hz to 20kHz ± 3dB at 2m on reference axis (-10dB at 45Hz and 25kHz)

Caratteristiche Direzionali

within 2dB of response on reference axis

up to 20kHz for ± 5º vertically - up to 10kHz for ± 20º horizontally -

livello di sensibilità

87dB spl at 1m on reference axis for pink noise input of 1W.

Distorsione:Measured at 1m on reference axis at man spl of 90dB, anechoic conditions

Second harmonic: less than 1% from 85Hz to 20kHz

Third harmonic: less than 1% from 150Kxz to 20kHz

Closed box with third order if attenuation characteristic

Volume interno 19 litri - Potenza 50W

Maximum continous sinusoidal input

20V rms from 20Hz to 2kHz reducing to 8V rms

from 4kHz to 20kHz - Impedenza Nominale 8 ohms

Peso 7kg (15.3lb)

CELESTION Ditton 332 (1980) Alle (PR) Made in UK

Frequency response: 50-20,000 Hz +3 dB.

Impedance: 8 ohms (nominal).

Sensitivity: 28 watts pink noise for 90 dB at 1 metre.

Power handling: max.

Amplifier requirements: 20-100 watts.

Crossover frequencies: 600 and 4,500 Hz. Finish: elm, black ash, American walnut veneer. D

imensions: 650 x 356 x 285 mm.

KLIPSCH HERESY HBR -  1980 (Fabio BO) made in U.S.A.

3 VIE

SOSPENSIONE PNEUMATICA

1 WOOFER DA 30

1 MID A TROMBA

1 TWEETER A TROMBA  

EFFICIENZA 99 DB - MASSIMA PRESSIONE SONORA 118 DB - IMPEDENZA 8 OHMS