{"product_id":"speaker-cabinet-port-tubes-for-pa-dj-speaker-cabinets-2-diameter-1-length-2pack","title":"Speaker Cabinet Port Tubes for PA\/DJ Speaker Cabinets, 2\" Diameter, 1\" Length, 2Pack","description":"\u003cdiv class=\"product-description\"\u003e\n\u003ch2\u003eSpeaker Cabinet Port Tubes for PA\/DJ Speaker Cabinets Subwoofer Bass Reflex Tube Bass Box Vent, 2\" Diameter, 1\" Length - 2Pack\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eSpeaker Cabinet Port Tubes for PA\/DJ Speaker Cabinets, 2\" Diameter, 1\" Length, 2Pack\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eSpeaker Cabinet Port Tubes Model: SCPT-2\"x1\" Compatible with most brands of PA\/DJ Subwoofer Bass Speaker Cabinets Box Suggest Cabinet Cutout: 2.09\" Condition: New Color: Black Material: Plastic Outer diameter (including Flange): 67mm\/2.64\" Maximum inner diameter: 53mm\/2.09\" Minimum inner diameter:52mm\/2.05\" Length: 24mm\/0.94\" How to choose the speaker cabinet port tubes at suitable size? 1.Set the cross-sectional area of the Port Tubes as S1, the effective vibration area of the bass horn as S2, and S1=(0.1-0.4) S2 is the optimal. according to the calculation formula, the cross-sectional area of 2\" Port Tubes fit for 3.5\", 4\", 5\" and 6\" Bass Speaker 2.Port Tubes length LV=(1.463 * 107R ^ 2)\/(FB2VB) -1.463R, among them: LV is the length of the port tubes, R=the opening radius of the port tubes, all in inches; FB is the tuning frequency, in Hz; VB is the volume of the sound system, measured in cubic inches Note: The dimensions of these Port Tubes are all manually measured, which may result in some slight errors. Please measure and confirm again after receiving the goods to ensure that the speaker cabinet cutout is just right. If the cutout is too large, you can use some glue to fix it Package Includes: 2\" x 1\" Speaker Port Tubes - 2Pack\u003c\/p\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e✅ ?Port Tubes Function?speaker exposes the speaker diaphragm to produce sound, and there is also vibration at the back of the speaker. After installing the port tubes,as the diameter of the port tubes is smaller than the diameter of the speaker, a relatively strong sound wave will rush out of the inverted tube. the sound waves towards the front and back of the speaker are utilized, Improve the sound quality of the speaker\u003c\/li\u003e\n\u003cli\u003e✅ ?Dimensions?Outer diameter (including Flange): 67mm\/2.64\", Maximum inner diameter:53mm\/2.09\", Minimum inner diameter:52mm\/2.05\", Length:24mm\/0.94\"\u003c\/li\u003e\n\u003cli\u003e✅ ?Speaker Cabinet Vent Diameter?Fit for most brands of PA\/DJ Subwoofer Bass Speaker Cabinets Box Vent, Cabinet Cutout: 2\"\u003c\/li\u003e\n\u003cli\u003e✅ ?How to Choose Size?Set the cross-sectional area of the Port Tubes as S1, the effective vibration area of the bass horn as S2, and S1=(0.1-0.4) S2 is the optimal. Port Tubes length LV=(1.463 * 107R ^ 2)\/(FB2VB) -1.463R, among them: LV is the length of the port tubes, R=the opening radius of the port tubes, all in inches; FB is the tuning frequency, in Hz; VB is the volume of the sound system, measured in cubic inches\u003c\/li\u003e\n\u003cli\u003e✅ ?Package Includes?2\" x 1\" Speaker Port Tubes - 2Pack\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003e✅ Product Dimensions:\u003c\/strong\u003e 1\"D x 2\"W x 2\"H\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e✅ Color:\u003c\/strong\u003e black\u003c\/p\u003e\n\u003ch3\u003eShipping \u0026amp; Guarantees\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e✅ FREE standard shipping within the United States (3–6 business days)\u003c\/li\u003e\n\u003cli\u003e✅ 100% money-back guarantee for lost or damaged items\u003c\/li\u003e\n\u003cli\u003e✅ Secure checkout with encrypted payment processing\u003c\/li\u003e\n\u003cli\u003e✅ Shipping via UPS, FedEx, and USPS\u003c\/li\u003e\n\u003cli\u003e✅ Ships to lower 48 states only (no PO Boxes \/ APO \/ FPO)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eReturns\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e✅ 30-day hassle-free returns\u003c\/li\u003e\n\u003cli\u003e✅ Items must be unused and in original packaging\u003c\/li\u003e\n\u003cli\u003e✅ Full refund if item is not delivered\u003c\/li\u003e\n\u003cli\u003e✅ Guaranteed delivery within 6–7 business days\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003ePayment Methods\u003c\/h3\u003e\n\u003cp\u003e✅ Credit Cards, PayPal, Shop Pay, Apple Pay, Google Pay, Amazon Pay, Meta Pay\u003c\/p\u003e\n\u003ch3\u003eCustomer Support\u003c\/h3\u003e\n\u003cp style=\"text-align:left;\"\u003e✅ Questions? Contact us at \u003cstrong\u003eSupport@GiftAbay.com\u003c\/strong\u003e\u003cbr\u003eWe respond within 24 hours on business days.\u003c\/p\u003e\n\u003cdiv class=\"seo-data\"\u003e\n\u003cp\u003e\u003cstrong\u003eSEO Title:\u003c\/strong\u003e Speaker Cabinet Port Tubes for PA\/DJ Speaker Cabinets Subwoofer Bass Reflex Tube Bass Box Vent, 2\" Diameter, 1\" Length - 2Pack\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eKeywords:\u003c\/strong\u003e speaker, cabinet, port, tubes, padj, cabinets, subwoofer, electronics, homeaudio, homeaudioaccessories, speakerpartscomponents\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCategory:\u003c\/strong\u003e Electronics\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSubcategories:\u003c\/strong\u003e Home Audio, Home Audio Accessories, Speaker Parts \u0026amp; Components, Port Tubes\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"HiQltyla","offers":[{"title":"Default Title","offer_id":47668433551580,"sku":"TGABL1676808","price":16.49,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0816\/2816\/8412\/files\/61th1zbUepL._AC_SL1500.jpg?v=1772643638","url":"https:\/\/tech.giftabay.com\/products\/speaker-cabinet-port-tubes-for-pa-dj-speaker-cabinets-2-diameter-1-length-2pack","provider":"Tech.GiftAbay","version":"1.0","type":"link"}