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Model: HDS-PA8B-4 Sold as: Each
Specifications:
Nominal Diameter: 8.17" / 208mm
Nominal Impedance: 4 OHMs
Continuous Power Handling: 120W
RMS Power Handling: 180W
MAX Power Handling: 360W
Sensitivity (1w/1m): 97dB
Frequency Response: 70Hz–12kHz
Recommended Hi Pass Crossover: 120Hz
Sold Single
Features:
Cone Shape: Curvilinear
Speaker Terminals: Regular Spade
Motor:
Voice Coil Diameter: 1.5" / 38.3mm
Voice Coil Former Material: Kapton
Winding Material: CCAW
Cone Material: Non-Pressed Paper
Bullet Material: Aluminum
Bullet Color: Silver
Surround Material: Cloth
Leads Connection Type: Crossed on Spider
Basket Material: Steel
Basket Color: Black
Magnet Material: Ferrite
Magnet Weight: 23 Oz
Displacement Volume: 0.83L / 0.0293ft³
Thiele & Small Parameters:
Equivalent Volume — Vas: 4.66L
Excursion (one way) — Xmax: 7.2mm
Free Air Resonance — Fs: 136Hz
Mechanical Factor — Qms: 6.75
Electrical Factor — Qes: 1.79
Total Factor — Qts: 1.415
Mechanical Mass — Mms: 14.265g
Mechanical Compliance — Cms: 0.959mm/N
BL Factor — BL: 4.379
Voice Coil Inductance — Le: 0.5mH
Cone Area — Sd: 221.67cm²
DC Resistance — Re: 3.4ohms
Mechanical Mass w/o air — Mmd: 12.368g
Measurements:
Overall Diameter: 8.23" / 209mm
Overall Depth: 3.09" / 78.5mm
Front Mount Baffle Cutout: 7.07" / 179.5mm
Mounting Depth: 2.85" / 72.5mm
Motor Diameter: 4.33" / 110mm
These guys communicate with me and made sure that everything I received my items and
Very pleased with the results TDS got me sounding great
Got the product quick, and in perfect condition. Can't want to let this amp rip!
Purchase and shipping quick product packaging great... Will repeat customer again thanks guys
Great turn around and sound
SounDigital XP 800.4 4-Channel Amplifier
Brian was absolutely amazing!! Completely i’m out of his way to make sure I could possibly get the product sooner.
Off the charts amazing. Arrived earlier than anticipated.
Bryan was very helpful in answering any questions I had and I will definitely be doing business with him in the future. His products also ship out in a timely manner. Thank you
Excellent service with great pricing and delivery was next day.
I've never dealt with TDS before this purchase, but I have to tell you, Bryan is a great person to deal with, took care of any questions and the quck response, lightning fast shipping can't be beat. Will be my goto person from here on out.
Awesome Product, second to none, Flawless, extremely happy with my purchase.
I ordered a battery that was on backorder and didn't realize. I called and talked to a guy that said they should be here any day. Within 2 hours I received the tracking. I text the guy back to make sure it was accurate and he responded immediately. Great doing business with you guys and will continue to order from you guys in the future
Fast shipping and no issues
TDS great customer service attentive reactive to messages from customers as soon as they receive them great place to shop. I appreciate these guys they helped me out very good.
Great customer service
