Content | Γενικά
Overall diameter
314.5 mm
Pitch Circle Diameter
7.1 mm
Cut- out Measurement
280.4 mm
Diameter of fixing holes
295.2 mm
Nominal Impedance
8 Ohm(s)
Nominal Load Capacity
300 W
Sensitivity (1 W / 1 m)
100.2 dB
Frequency response
50 - 3800 Hz
Voice Coil Material
copper
Thiele & Small Parameter
Fs (Resonance Frequency)
53 Hz
Re (DC resistance)
5.6 Ohm(s)
Qms (mechanical quality)
19.59
Le (inductance of the voice coil)
0.57 mH
Qes (electrical quality)
0.3
Qts (overall quality)
0.3
Vas (equivalent volume)
63.69
BL (power factor)
18.23 T/m
Xmax (maximum displacement)
2.35 mm
Cms (elasticity of the suspension)
0.17 mm/N
Sd (membrane area)
519.5 cm²
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DELTA-12A Standard American
Recommended for professional audio as a mid-bass or woofer (with high-pass filter) in vented enclosures.
SPECIFICATION - Nominal Basket Diameter 12“, 304.8 mm
- Nominal Impedance 16 ohms
- Power Rating Watts 400 W / Music Program 800 W
- Resonance 55 Hz
- Usable Frequency Range 54 Hz - 5 kHz
- Sensitivity 98.3
- Magnet Weight 56 oz.
- Gap Height 0.375“, 9.53 mm
- Voice Coil Diameter 2.5“, 63.5 mm
THIELE & Small Parameters - Resonant Frequency (fs) 55 Hz
- DC Resistance (Re) 6.3
- Coil Inductance (Le) 0.74 mH
- Mechanical Q (Qms) 5.27
- Electromagnetic Q (Qes) 0.46
- Total Q (Qts) 0.43
- Compliance Equivalent Volume 81.3 liters (Vas) 81.3 liters / 2.9 cu. ft.
- Peak Diaphragm Displacement Volume 125 cc
- Mechanical Compliance of Suspension 0.21 mm/N
- BL Product (BL) 13.5 T-M
- Diaphragm Mass inc. Airload (Mms) 39 grams
- Efficiency Bandwidth Product (EBP) 120
- Maximum Linear Excursion (Xmax) 2.4 mm
- Surface Area of Cone (Sd) 519.5 cm²
- Maximum Mechanical Limit (Xlim) 9.9 mm
MOUNTING Information - Recommended Enclosure Volume
Sealed N/A
Vented 25.5-85 liters/0.9-3 cu.ft. - Overall Diameter 12.03“, 305.5 mm
- Baffle Hole Diameter 10.95“, 278.1 mm
- Front Sealing Gasket fitted as standard
- Rear Sealing Gasket fitted as standard
- Mounting Holes Diameter 0.25“, 6.4 mm
- Mounting Holes B.C.D. 11.59“, 294.3 mm
- Depth 5.35“, 136 mm
MATERIALS of Construction - Aluminum voice coil
- Polyimide former
- Ferrite magnet
- Vented core
- Pressed steel basket
- Paper Cone
- Cloth cone edge
- Solid composition felt dust cap
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For use in 2-way or compact 3-way systems, the 1225 bass and mid range driver has a high sensitivity and excellent power handling characteristics.
General specifications Nominal diameter (mm/in) | 305/12 | Power Rating (AES, W rms) | 250 | Nominal impedance (Ω) | 8 | Voice coil diameter (mm/in) | 63.5/2.5 | Magnet type | Ceramic | Magnet weight (kg/oz) | 1.2/42 | Chassis type | Pressed steel | Sensitivity (dB) | 97 | Frequency range (Hz) | 40-4000 | Coil material | Round copper | Former material | Polyimide | Cone material | Kevlar loaded paper | Surround material | Cloth-sealed | Suspension | Single | Xmax (mm/in) | 2.4/0.09 | Gap depth (mm/in) | 8.0/0.31 | Voice coil winding width (mm/in) | 12.7/0.50 | Small Signal Parameters D (m/in) | 0.26/10.24 | Fs (Hz) | 63 | Mmd (g/oz) | 39.60/1.40 | Mair | | Qms | 6.70 | Qes | 0.54 | Qts | 0.50 | Re (Ω) | 5.13 | Vas (lt/ft3) | 54.5/1.92 | BI (Tm) | 13.20 | Cms (mm/N) | 0.14 | Rms (kg/s) | 2.76 | Le (mH) | | Mounting Information Overall diameter (mm/in) | 309/12.17 | Overall depth (mm/in) | 130/5.12 | Cut-out diameter (mm/in) | 283/11.14 | Mounting slot dimensions (mm/in) | Ø 7.9/0.31 | Number of mounting slots | 4 | Mounting slot PCD range (mm/in) | 297/11.69 | Unit weight (kg/lb) | 4.1/9.0 | Packed Dimensions and Weight Single pack size W x D x H (mm/in) | 330 x 330 x 150/13.0 x 13.0 x 5.9 | Single pack weight (kg/lb) | 3/6.6 | Multipack (60) size W x D x H (mm/in) | 1080 x 980 x 880/42.5 x 38.6 x 34.6 | Multipack (60) weight (kg/lb) | 190/419 |
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Μεγάφωνο subwoofer 12“, 700W, 93dΒ,
1400 W continuous program power capacity |
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100 mm (4 in) copper voice coil |
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45 – 1000 Hz response |
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93 dB sensitivity |
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Double silicone spider with optimized compliance |
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DELTA-12A Standard American
Recommended for professional audio as a mid-bass or woofer (with high-pass filter) in vented enclosures.
*Good replacement for Yamaha 12″ JAY51200 (1216301A), JAY51100, JAY5120, JAY5110 woofers. Or Loudspeakers C112V, SM12V, BR12, BR12M, S112V, S112IV, SM121V, SV12, SV12M & more
SPECIFICATION
- Nominal Basket Diameter 12“, 304.8 mm
- Nominal Impedance 8 ohms
- Power Rating Watts 400 W / Music Program 800 W
- Resonance 55 Hz
- Usable Frequency Range 54 Hz - 5 kHz
- Sensitivity 98.3
- Magnet Weight 56 oz.
- Gap Height 0.375“, 9.53 mm
- Voice Coil Diameter 2.5“, 63.5 mm
THIELE & Small Parameters
- Resonant Frequency (fs) 55 Hz
- DC Resistance (Re) 6.3
- Coil Inductance (Le) 0.74 mH
- Mechanical Q (Qms) 5.27
- Electromagnetic Q (Qes) 0.46
- Total Q (Qts) 0.43
- Compliance Equivalent Volume 81.3 liters (Vas) 81.3 liters / 2.9 cu. ft.
- Peak Diaphragm Displacement Volume 125 cc
- Mechanical Compliance of Suspension 0.21 mm/N
- BL Product (BL) 13.5 T-M
- Diaphragm Mass inc. Airload (Mms) 39 grams
- Efficiency Bandwidth Product (EBP) 120
- Maximum Linear Excursion (Xmax) 2.4 mm
- Surface Area of Cone (Sd) 519.5 cm²
- Maximum Mechanical Limit (Xlim) 9.9 mm
MOUNTING Information
- Recommended Enclosure Volume
Sealed N/A Vented 25.5-85 liters/0.9-3 cu.ft.
- Overall Diameter 12.03“, 305.5 mm
- Baffle Hole Diameter 10.95“, 278.1 mm
- Front Sealing Gasket fitted as standard
- Rear Sealing Gasket fitted as standard
- Mounting Holes Diameter 0.25“, 6.4 mm
- Mounting Holes B.C.D. 11.59“, 294.3 mm
- Depth 5.35“, 136 mm
MATERIALS of Construction
- Aluminum voice coil
- Polyimide former
- Ferrite magnet
- Vented core
- Pressed steel basket
- Paper Cone
- Cloth cone edge
- Solid composition felt dust cap
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400 W continuous program power capacity |
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90° nominal coverage |
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50 – 20000 Hz response |
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98 dB sensitivity |
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XO-2 dedicated crossover network |
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