{"id":1768,"date":"2021-03-31T15:05:42","date_gmt":"2021-03-31T13:05:42","guid":{"rendered":"https:\/\/valleysound.co.za\/?post_type=product&#038;p=1768"},"modified":"2026-07-01T10:26:12","modified_gmt":"2026-07-01T08:26:12","slug":"karman-b500k-18mm-brass-shaft-potentiometer","status":"publish","type":"product","link":"http:\/\/valleysound.co.za\/?product=karman-b500k-18mm-brass-shaft-potentiometer","title":{"rendered":"Karman Linear B500K 18mm Brass Shaft (split) Full Size Potentiometer"},"content":{"rendered":"<p><strong>Karman high quality heavy duty B500K 18mm Split Brass Shaft Full Size Potentiometer for volume and tone control on guitar.<\/strong><\/p>\n<p>&nbsp;<\/p>\n<p><img decoding=\"async\" class=\"alignnone size-medium wp-image-2528\" src=\"https:\/\/valleysound.co.za\/wp-content\/uploads\/2021\/03\/HTB1IPEZSXXXXXX7aFXXq6xXFXXXS-300x250.jpg\" alt=\"\" width=\"300\" height=\"250\" srcset=\"http:\/\/valleysound.co.za\/wp-content\/uploads\/2021\/03\/HTB1IPEZSXXXXXX7aFXXq6xXFXXXS-300x250.jpg 300w, http:\/\/valleysound.co.za\/wp-content\/uploads\/2021\/03\/HTB1IPEZSXXXXXX7aFXXq6xXFXXXS.jpg 362w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/p>\n<p>&nbsp;<\/p>\n<p><strong>D3 = Pot diameter: 24mm (full size)<\/strong><\/p>\n<p><strong>L = Shaft length: 18mm\u00a0<\/strong><\/p>\n<p><strong>D1 = Shaft diameter: 8mm<\/strong><\/p>\n<p><strong>D2 = Shaft diameter for knob: 6mm (split)<\/strong><\/p>\n<p>250k pots are usually used for volume control and tone control on single coil pickups<\/p>\n<p>500k pots are usually used for volume and tone control on humbucker type pickups<\/p>\n<p>Split shafts are suitable for push-on control knobs, solid shafts are suitable for knobs that have a tightening screw.<\/p>\n<p>15mm Shaft pots are normally used for Fender style guitars or guitars with plastic pickguards that the pot goes through<\/p>\n<p>18mm Shaft pots are normally used for Gibson style guitars as they often have wood that the pots must go through.<\/p>\n<p><strong>What is the difference between A pots and B pots?<\/strong><\/p>\n<p><img decoding=\"async\" class=\"alignnone size-medium wp-image-2234\" src=\"https:\/\/valleysound.co.za\/wp-content\/uploads\/2021\/04\/unnamed-2-1-300x169.jpg\" alt=\"\" width=\"300\" height=\"169\" srcset=\"http:\/\/valleysound.co.za\/wp-content\/uploads\/2021\/04\/unnamed-2-1-300x169.jpg 300w, http:\/\/valleysound.co.za\/wp-content\/uploads\/2021\/04\/unnamed-2-1.jpg 499w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/p>\n<p>&#8220;<strong>A<\/strong>&#8221; would denote an audio taper pot (most of the control happens between 7 &#8211; 10) and the &#8220;<b>B<\/b>&#8221; suffix would denote a linear taper pot (more even roll-off between 0 &#8211; 10)<\/p>\n<p>A and B pots however are interchangeable and the only difference is the taper of the pot, or &#8220;how gradually it rolls off&#8221;. Most manufacturers use either 2 x audio taper <strong>(A)<\/strong> pots for volume + tone or would use audio taper<strong> (A)<\/strong> for tone, and linear taper <strong>(B)<\/strong> for volume. This is also determined by player preference<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Karman high quality heavy duty B500K 18mm Split Brass Shaft Full Size Potentiometer for volume and tone control on guitar. &nbsp; &nbsp; D3 = Pot diameter: 24mm (full size) L = Shaft length: 18mm\u00a0 D1 = Shaft diameter: 8mm D2 = Shaft diameter for knob: 6mm (split) 250k pots are usually used for volume control [&hellip;]<\/p>\n","protected":false},"featured_media":2530,"comment_status":"open","ping_status":"closed","template":"","meta":[],"product_brand":[],"product_cat":[133,93],"product_tag":[142],"class_list":{"0":"post-1768","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-guitar-electronics","7":"product_cat-guitar-parts-and-accessories-new","8":"product_tag-potentiometer","9":"product_shipping_class-free-shipping","11":"first","12":"outofstock","13":"taxable","14":"shipping-taxable","15":"purchasable","16":"product-type-simple"},"jetpack_sharing_enabled":true,"_links":{"self":[{"href":"http:\/\/valleysound.co.za\/index.php?rest_route=\/wp\/v2\/product\/1768","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/valleysound.co.za\/index.php?rest_route=\/wp\/v2\/product"}],"about":[{"href":"http:\/\/valleysound.co.za\/index.php?rest_route=\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"http:\/\/valleysound.co.za\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1768"}],"wp:featuredmedia":[{"embeddable":true,"href":"http:\/\/valleysound.co.za\/index.php?rest_route=\/wp\/v2\/media\/2530"}],"wp:attachment":[{"href":"http:\/\/valleysound.co.za\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1768"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"http:\/\/valleysound.co.za\/index.php?rest_route=%2Fwp%2Fv2%2Fproduct_brand&post=1768"},{"taxonomy":"product_cat","embeddable":true,"href":"http:\/\/valleysound.co.za\/index.php?rest_route=%2Fwp%2Fv2%2Fproduct_cat&post=1768"},{"taxonomy":"product_tag","embeddable":true,"href":"http:\/\/valleysound.co.za\/index.php?rest_route=%2Fwp%2Fv2%2Fproduct_tag&post=1768"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}