JBL Professional 3677

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The 3677 screen channel system provides natural sound quality for music and dialog in small cinema applications with convenient all-in-one enclosure.

Low Frequency Transducer: One 380 mm (15 in) low frequency driver.
High Frequency Transducer: 25 mm (1 in) horn throat diameter, 44 mm (1.75 in) pure titanium diaphragm compression driver.
90° x 40° Flat-Front Bi-Radial® horn.
Newly designed passive network with driver protection circuit.
All in one enclosure for simple installation.
Shallow profile cabinet minimizes behind-screen space requirements.

	Version	Language	Size	Uploaded
Data Sheets
3677 Spec Sheet updated: Oct 2019			70.1 KB	Oct 2019
3677 Spec Sheet updated: Oct 2020			70.1 KB	Oct 2020
CAD Drawings
Cinema Products updated: Oct 2019			110 KB	Oct 2019
Compliances
Cinema Sound - 3000 Series Declaration of Conformity updated: Oct 2019			144 KB	Oct 2019
Tech Notes
Tech Note: Polarity Conventions updated: Oct 2019			55 KB	Oct 2019
Owner's Manuals
3677 Information updated: Oct 2020			68.4 KB	Oct 2020
Information Documents
Cinema CD updated: Oct 2019			21.9 MB	Oct 2019
JBL Professional Model Number Listing: updated: Oct 2020			47.3 KB	Oct 2020

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Frequency Range	40 Hz to 20 kHz (-10 dB)
Frequency Response	45 Hz to 12 kHz (+/- 3 dB)
Power Capacity (Continuous Pink Noise)	250 W
Sensitivity	99 dB (1W, 1m)
Nominal Impedance	8 Ohms
Crossover Frequency	1.2 kHz
Nominal Coverage	90° Horizontal, 40°Vertical
Half-Space Reference	3.2%
Maximum Acoustic Power Output	7 Acoustic W (Sine Wave Input)
System Polarity	Positive Voltage to RED produces forward cone motion
Input Connectors	Barrier Strip Screw Terminals
Dimensions (H x W x D)	65 x 651 x 292 mm (30.125 x 25.625 x 11.5 in)
Net Weight	39 kg (85 lb)