Control 312CS គឺជាការបន្ថែមដ៏ល្អឥតខ្ចោះសម្រាប់ប្រព័ន្ធឧបករណ៍បង្ហេញសម្លេង JBL Control 321, 322 និង 328 ឬប្រព័ន្ធឧបករណ៍បង្ហេញសម្លេងចាប់ពេញលេញដែលទាមទារឱ្យមានការឆ្លើយតប bass ដែលលាតសន្ធឹង។
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ប្រសិនបើតំណភ្ជាប់ខាងលើបង្ហាញអក្សរចម្លែកក្នុងកម្មវិធីរុករករបស់អ្នក សូមចុចខាងស្តាំលើឯកសារដើម្បីរក្សាទុកទៅកុំព្យូទ័ររបស់អ្នក។
| Frequency Range (±3 dB) | 34 Hz – 3.5 kHz |
| Sensitivity | 99 dB in ceiling near corner, 93 dB in center of ceiling |
| Frequency Range (-10dB) | 30 Hz – 4.5 kHz |
| Maximum SPL (1m) | 125 dB (low-impedance, 131 dB peak, center of ceiling) 119 dB (low-impedance, 125 dB peak near corner) 121 dB (optional MTC-300T150 70V/100V transformer, center of ceiling) 114 dB (optional MTC-300T150 70V/100V transformer, near corner) |
| Impedance | 8 ohms |
| Power Rating | AES Long-Term System Power Rating: 400 W continuous pink noise (1000 W peak), 2 hrs 250 W continuous pink noise (600 W peak), 100 hrs |
| Input Connectors | Screw locking barrier strip for bare wire |
| Drivers | 300 mm (12 in) subwoofer |
| Color | White |
| Safety Agency | Suitable for use in air handling spaces per UL1480, UL2043, NFPA90 & NFPA 70 when installed with UL listed backcan such as JBL MTC-300BB12. S7232/UL Listed, Signaling Speaker. Transformer UL registered per UL1876. In accordance with IEC60849/EN60849. |
| Backcan | formed steel (wood-lined; accessory) |
| Baffle/Rim | Metal, driver pre-mounted to baffle, ported. |
| Ceiling Cutout Size | 378 x 378 mm (14.9 x 14.9 in) (for MTC-300BB12 backcan) |
| Included Accessories | Ported baffle pre-attached. |
| Optional Accessories | MTC-300SG12 Grille, square contoured, white. MTC-300BB12 Backbox, 80 liters (3 cubic feet) |
| Plenum Usage | Yes, with accessory backcan |
| Coverage Angle | Omnidirectional |
Professional Series
MTC-300BB12 Spec Sheet
[2.54 MB]
Accessing the Conduit Knockouts
[116 KB]
Control 300 Ceiling Speaker Backboxes / Backcans
[1.1 MB]
Control 300 Ceiling Speakers
[1.39 MB]
JBL Brackets
[152 KB]
Brackets Declaration of Conformity
[141 KB]
ស៊ីឋីឡូលវិជ្ជាជីវៈ
MTC-300SG12 Spec Sheet
[91.8 KB]
JBL Brackets
[152 KB]
Brackets Declaration of Conformity
[141 KB]
សម្រាប់ប្រើប្រាស់នៅលើបន្ទាត់ឡાউដស៌ពីក័រដែលចែកចាយ ៧០V ឬ ១០០V។
MTC-300T150 Spec Sheet
[220 KB]
កំណែ B,
បានធ្វើបច្ចុប្បន្នភាព: កុម្ភៈ 2024
ការគាំទ្រអ្នកប្រឹក្សា