{"id":6737672667254,"title":"GRS 6PR-8 6-1\/2\" Poly Cone Rubber Surround Woofer","handle":"grs-6pr-8-6-1-2-poly-cone-rubber-surround-woofer","description":"\u003cp\u003eGRS 6PR-8 6-1\/2\" polypropylene cone woofers with butyl rubber surrounds are great replacement speakers, but also provide excellent performance in new projects.\u003c\/p\u003e\u003cp\u003eKey Features\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003ePolypropylene cone for perfect balance of stiffness, mass, and self-damping\u003c\/li\u003e\n\u003cli\u003eButyl rubber surround ensures high excursion and long term durability\u003c\/li\u003e\n\u003cli\u003eStamped steel frame keeps components in perfect alignment\u003c\/li\u003e\n\u003cli\u003eOptimized motor features high-energy ceramic ferrite magnet, vented pole piece\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eProduct Specifications\u003c\/p\u003e\u003cp\u003eNominal Diameter\t6-1\/2\"\u003c\/p\u003e\u003cp\u003ePower Handling (RMS)\t60 Watts\u003c\/p\u003e\u003cp\u003ePower Handling (MAX)\t85 Watts\u003c\/p\u003e\u003cp\u003eImpedance\t8Ω\u003c\/p\u003e\u003cp\u003eFrequency Response\t60 to 8,000Hz\u003c\/p\u003e\u003cp\u003eSensitivity\t85dB 2.83V\/1m\u003c\/p\u003e\u003cp\u003eVoice Coil Diameter\t1.5\"\u003c\/p\u003e","published_at":"2022-07-05T09:16:21-04:00","created_at":"2022-07-05T09:15:30-04:00","vendor":"kjdElectronics","type":"","tags":[],"price":1794,"price_min":1794,"price_max":1794,"available":true,"price_varies":false,"compare_at_price":1799,"compare_at_price_min":1799,"compare_at_price_max":1799,"compare_at_price_varies":false,"variants":[{"id":39722294050934,"title":"Default Title","option1":"Default Title","option2":null,"option3":null,"sku":"K775","requires_shipping":true,"taxable":true,"featured_image":null,"available":true,"name":"GRS 6PR-8 6-1\/2\" Poly Cone Rubber Surround Woofer","public_title":null,"options":["Default Title"],"price":1794,"weight":0,"compare_at_price":1799,"inventory_quantity":2,"inventory_management":"shopify","inventory_policy":"continue","barcode":"844632088513","requires_selling_plan":false,"selling_plan_allocations":[]}],"images":["\/\/cdn.shopify.com\/s\/files\/1\/1749\/9663\/products\/292-426_HR_0.default.jpg?v=1657026930"],"featured_image":"\/\/cdn.shopify.com\/s\/files\/1\/1749\/9663\/products\/292-426_HR_0.default.jpg?v=1657026930","options":["Title"],"media":[{"alt":null,"id":22055078592630,"position":1,"preview_image":{"aspect_ratio":1.0,"height":600,"width":600,"src":"https:\/\/cdn.shopify.com\/s\/files\/1\/1749\/9663\/products\/292-426_HR_0.default.jpg?v=1657026930"},"aspect_ratio":1.0,"height":600,"media_type":"image","src":"https:\/\/cdn.shopify.com\/s\/files\/1\/1749\/9663\/products\/292-426_HR_0.default.jpg?v=1657026930","width":600}],"requires_selling_plan":false,"selling_plan_groups":[],"content":"\u003cp\u003eGRS 6PR-8 6-1\/2\" polypropylene cone woofers with butyl rubber surrounds are great replacement speakers, but also provide excellent performance in new projects.\u003c\/p\u003e\u003cp\u003eKey Features\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003ePolypropylene cone for perfect balance of stiffness, mass, and self-damping\u003c\/li\u003e\n\u003cli\u003eButyl rubber surround ensures high excursion and long term durability\u003c\/li\u003e\n\u003cli\u003eStamped steel frame keeps components in perfect alignment\u003c\/li\u003e\n\u003cli\u003eOptimized motor features high-energy ceramic ferrite magnet, vented pole piece\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eProduct Specifications\u003c\/p\u003e\u003cp\u003eNominal Diameter\t6-1\/2\"\u003c\/p\u003e\u003cp\u003ePower Handling (RMS)\t60 Watts\u003c\/p\u003e\u003cp\u003ePower Handling (MAX)\t85 Watts\u003c\/p\u003e\u003cp\u003eImpedance\t8Ω\u003c\/p\u003e\u003cp\u003eFrequency Response\t60 to 8,000Hz\u003c\/p\u003e\u003cp\u003eSensitivity\t85dB 2.83V\/1m\u003c\/p\u003e\u003cp\u003eVoice Coil Diameter\t1.5\"\u003c\/p\u003e"}

GRS 6PR-8 6-1/2" Poly Cone Rubber Surround Woofer

Product Description

GRS 6PR-8 6-1/2" polypropylene cone woofers with butyl rubber surrounds are great replacement speakers, but also provide excellent performance in new projects.

Key Features

  • Polypropylene cone for perfect balance of stiffness, mass, and self-damping
  • Butyl rubber surround ensures high excursion and long term durability
  • Stamped steel frame keeps components in perfect alignment
  • Optimized motor features high-energy ceramic ferrite magnet, vented pole piece

Product Specifications

Nominal Diameter 6-1/2"

Power Handling (RMS) 60 Watts

Power Handling (MAX) 85 Watts

Impedance 8Ω

Frequency Response 60 to 8,000Hz

Sensitivity 85dB 2.83V/1m

Voice Coil Diameter 1.5"

SKU: K775
$17.94 $17.99
Maximum quantity available reached.

Thiele-Small Parameters

Resonant Frequency (Fs) 75Hz

DC Resistance (Re) 7.55Ω

Voice Coil Inductance (Le) 1.11mH

Mechanical Q (Qms) 4.32

Electromagnetic Q (Qes) 1.34

Total Q (Qts) 1.02

Compliance Equivalent Volume (Vas) 0.24ft³

Maximum Linear Excursion (Xmax) 3mm

Materials of Construction

Cone Material Poly

Surround Material Rubber

Magnet Material Ferrite

Mounting Information

Overall Outside Diameter 6.5"

Baffle Cutout Diameter 5.625"

Depth 3.0625"

# Mounting Holes 4

Optimum Cabinet Size (determined using BassBox 6 Pro High Fidelity suggestion)

Sealed Volume 0.29ft³

Sealed F3 78Hz

Vented Volume 1.48ft³

Vented F3 43Hz