{"id":13388,"date":"2019-03-27T00:00:00","date_gmt":"2019-03-26T23:00:00","guid":{"rendered":"https:\/\/pihernz.com\/product\/recambio-super-star-3900-14\/"},"modified":"2026-07-10T13:17:47","modified_gmt":"2026-07-10T11:17:47","slug":"recambio-super-star-3900-14","status":"publish","type":"product","link":"https:\/\/pihernz.com\/en\/producto\/recambio-super-star-3900-14\/","title":{"rendered":"Super Star 3900 Channel Selector Potentiometer \u2013 Replacement Rotary Control Switch Spare Part for Legacy Transceivers (Pre-2020 Models)"},"content":{"rendered":"

The legacy Super Star 3900 Channel Selector Potentiometer<\/strong> is a high-quality factory replacement component engineered specifically to restore the tactile tuning and precision channel shifting functionality of your classic radio terminal. Over time, original channel controls can suffer from mechanical fatigue, internal carbon wear, or dust buildup, leading to skipped channels or erratic frequency tracking. This specialized spare part acts as a direct mechanical drop-in solution to overhaul loose or non-responsive rotary tuning knobs, returning your station to absolute technical compliance.<\/p>\n

Constructed with durable metallic mounting tabs and a heavy-duty rotary shaft, this replacement component stands up to the demands of daily multi-shift adjustments and high-vibration base or mobile installations. The internal variable contact traces are designed to maintain clean electrical continuity with every detent or notch click, delivering smooth click-stops that snap onto your target channel cleanly. By installing this original-spec potentiometer, technician staff can completely eliminate localized electrical channel hop static and intermittent signal dropping caused by old, degraded control pots.<\/p>\n

Tailored exclusively for the vintage circuit boards of the legacy Super Star 3900 radio (prior to 2020)<\/strong> models, this channel selector switch features the correct multi-pin layout and terminal spacing necessary for traditional through-hole soldering. It provides a reliable electrical and physical match to the chassis footprint of older production runs, ensuring a secure, long-lasting repair loop. Perfect for radio maintenance benches, fleet repair depots, and inventory restoration parts pools, this premium potentiometer guarantees that your classic communication assets stay ready for service.<\/p>\n

Technical Specifications<\/h2>\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
Technical Parameter<\/th>\nSpecification<\/th>\n<\/tr>\n<\/thead>\n
Product Category<\/td>\nReplacement Channel Selector Potentiometer \/ Rotary Control Switch<\/td>\n<\/tr>\n
Target Hardware Compatibility<\/td>\nSuper Star 3900 CB \/ Export Mobile Transceivers<\/td>\n<\/tr>\n
Production Era Compliance<\/td>\nExclusively tailored for old-generation legacy boards manufactured prior to 2020 (Not compatible with newer microprocessor-driven versions)<\/td>\n<\/tr>\n
Mechanical Interface<\/td>\nD-shaped metal rotary shaft configuration for standard press-fit channel knobs<\/td>\n<\/tr>\n
Installation Mount Type<\/td>\nPCB through-hole mount with integrated frame grounding tabs<\/td>\n<\/tr>\n
Housing Structure Material<\/td>\nRugged Steel Alloy Casing with High-Wear Synthetic Composite Base<\/td>\n<\/tr>\n
Electrical Properties<\/td>\nLow-resistance internal contact matrix optimized for analog switching logic<\/td>\n<\/tr>\n
Color Profile<\/td>\nSilver metallic body with brown\/green internal insulator backing<\/td>\n<\/tr>\n
Primary Maintenance Utility<\/td>\nTurnkey radio workbench service, frequency tuning tracking stabilization, mechanical skip mitigation, and control line loop conditioning<\/td>\n<\/tr>\n
Package Content<\/td>\n1x Replacement Channel Selector Potentiometer component<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n","protected":false},"excerpt":{"rendered":"

Old Super Star 3900 spare part<\/p>\n","protected":false},"featured_media":24298,"template":"","meta":{"_acf_changed":false,"_relevanssi_hide_post":"","_relevanssi_hide_content":"","_relevanssi_pin_for_all":"","_relevanssi_pin_keywords":"","_relevanssi_unpin_keywords":"","_relevanssi_related_keywords":"","_relevanssi_related_include_ids":"","_relevanssi_related_exclude_ids":"","_relevanssi_related_no_append":"","_relevanssi_related_not_related":"","_relevanssi_related_posts":"","_relevanssi_noindex_reason":"","inline_featured_image":false,"_joinchat":[]},"product_brand":[12161],"product_cat":[12300,12275],"product_tag":[12985],"class_list":{"0":"post-13388","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_brand-super-star-en","7":"product_cat-recambios-super-star-3900-en-old","8":"product_cat-accesorios-emisoras-en","9":"product_tag-cb-en","11":"first","12":"instock","13":"taxable","14":"shipping-taxable","15":"purchasable","16":"product-type-simple"},"acf":[],"yoast_head":"\nSuper Star 3900 Channel Selector Potentiometer | Pre-2020 Part<\/title>\n<meta name=\"description\" content=\"Source the commercial replacement channel selector potentiometer spare part for classic Super Star 3900 radios. 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