{"product_id":"p4ld-e-broadcast-audio-limiter-shelf-pcb-ye-y399-c5129","title":"P4LD\/E Broadcast Audio Limiter Shelf PCB YE Y399 C5129","description":"\u003cp class=\"font-claude-response-body break-words whitespace-normal\"\u003e\u003cstrong\u003eDescription:\u003c\/strong\u003e\u003cbr\u003eThe P4LD\/E is a professional audio signal processing plug-in PCB module designed for shelf-mount installation in broadcast, studio, and professional audio rack systems. Featuring a –20dBu signal input and output via BNC connectors (X2 IN, X3 OUT), the board incorporates dual SDS S2-12V relays, a tunable filter (S2 TUNE\/FILTER), a SET\/NORM level switch (S1), and a three-position level selector (S3: L1\/L2\/L3), indicating a signal limiting and level management function. Status LEDs labelled E (Error), V (Voltage), and OK provide visual monitoring of signal and power conditions. The card connects to its host shelf chassis via a multi-row edge backplane connector. PCB references P4LD\/E and Y399 C5129, production dated 1993 week 40, with batch code 028 98. WeSellStocks.co supplies surplus and legacy broadcast audio processing modules including the P4LD\/E to broadcast engineers and MRO buyers in the USA, professional audio integrators in the UAE, and qualified buyers worldwide.\u003c\/p\u003e\n\u003chr class=\"border-border-200 border-t-0.5 my-3 mx-1.5\"\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\"\u003e\u003cstrong\u003eTechnical Specifications:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul class=\"[li_\u0026amp;]:mb-0 [li_\u0026amp;]:mt-1 [li_\u0026amp;]:gap-1 [\u0026amp;:not(:last-child)_ul]:pb-1 [\u0026amp;:not(:last-child)_ol]:pb-1 list-disc flex flex-col gap-1 pl-8 mb-3\"\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003eBrand\u003c\/strong\u003e: Unknown \/ Unidentified\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003eProduct Type\u003c\/strong\u003e: Plug-In Shelf-Mount Audio Signal Processing \/ Limiter PCB Module\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003ePCB Reference\u003c\/strong\u003e: P4LD\/E\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003eHand Label\u003c\/strong\u003e: P4LM\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003eBoard Code\u003c\/strong\u003e: Y399 C5129\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003eIndustry Category\u003c\/strong\u003e: Broadcast \u0026amp; Professional Audio \/ Signal Processing\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003eInput Level\u003c\/strong\u003e: –20dBu\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003eInput Connector\u003c\/strong\u003e: BNC (X2)\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003eOutput Connector\u003c\/strong\u003e: BNC (X3)\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003eRelay Type\u003c\/strong\u003e: SDS S2-12V (4A \/ 125–250V AC; 3A \/ 30V DC) — 2 units\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003eControls\u003c\/strong\u003e: SET\/NORM (S1), TUNE\/FILTER (S2), L1\/L2\/L3 selector (S3)\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003eStatus Indicators\u003c\/strong\u003e: E (Error), V (Voltage), OK\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003eBackplane Connection\u003c\/strong\u003e: Multi-row edge connector (X12)\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003eMounting\u003c\/strong\u003e: Shelf plug-in card\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003eProduction Code\u003c\/strong\u003e: 9340 (Year 1993, Week 40 — estimated)\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003eDate Code\u003c\/strong\u003e: 028 98\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003eStandards \/ Compliance\u003c\/strong\u003e: Available upon request\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003eVoltage Rating\u003c\/strong\u003e: Available upon request\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003eCurrent Rating\u003c\/strong\u003e: Available upon request\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003eCountry of Manufacture\u003c\/strong\u003e: Available upon request\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr class=\"border-border-200 border-t-0.5 my-3 mx-1.5\"\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\"\u003e\u003cstrong\u003eApplication:\u003c\/strong\u003e\u003cbr\u003eThe P4LD\/E module is designed for installation into a compatible professional audio shelf chassis, functioning as a limiter or level control card within a modular broadcast signal processing system. Applications include broadcast playout, studio signal routing, professional audio level control, and transmission chain management in facilities operating modular shelf-based audio processing equipment. The BNC I\/O connectors, relay switching, and tunable filter indicate suitability for audio level limiting and signal conditioning in radio and television broadcast environments. Broadcast engineers, studio MRO procurement teams, and surplus equipment buyers sourcing legacy shelf-mount audio processing cards for active or archived installations are the primary audience.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\"\u003eWeSellStocks.co maintains surplus stock of professional broadcast audio processing modules including the P4LD\/E shelf plug-in PCB card for broadcast engineers, studio integrators, and industrial MRO buyers. The P4LD\/E is a legacy professional audio limiter card suited for broadcast facilities operating modular shelf-based processing systems across the UAE, GCC broadcast sector, and USA studio and transmission markets. Buyers seeking P4LD\/E or P4LM broadcast audio processing cards with global shipping are invited to submit a direct enquiry through WeSellStocks.co.\u003c\/p\u003e\n\u003chr class=\"border-border-200 border-t-0.5 my-3 mx-1.5\"\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\"\u003e\u003cstrong\u003eMetafields:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul class=\"[li_\u0026amp;]:mb-0 [li_\u0026amp;]:mt-1 [li_\u0026amp;]:gap-1 [\u0026amp;:not(:last-child)_ul]:pb-1 [\u0026amp;:not(:last-child)_ol]:pb-1 list-disc flex flex-col gap-1 pl-8 mb-3\"\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003ebrand\u003c\/strong\u003e: Unknown \/ Unidentified\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003epcb_reference\u003c\/strong\u003e: P4LD\/E\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003ehand_label\u003c\/strong\u003e: P4LM\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003eboard_code\u003c\/strong\u003e: Y399 C5129\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003eproduct_type\u003c\/strong\u003e: Plug-In Shelf-Mount Audio Limiter \/ Signal Processing PCB Module\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003eindustry_category\u003c\/strong\u003e: Broadcast \u0026amp; Professional Audio \/ Signal Processing\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003einput_level\u003c\/strong\u003e: –20dBu\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003einput_connector\u003c\/strong\u003e: BNC (X2)\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003eoutput_connector\u003c\/strong\u003e: BNC (X3)\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003erelay_type\u003c\/strong\u003e: SDS S2-12V (2 units)\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003econtrols\u003c\/strong\u003e: SET\/NORM (S1), TUNE\/FILTER (S2), L1\/L2\/L3 (S3)\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003emounting_type\u003c\/strong\u003e: Shelf Plug-In Card — Edge Connector Backplane\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003eproduction_code\u003c\/strong\u003e: 9340\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003edate_code\u003c\/strong\u003e: 028 98\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003evoltage_rating\u003c\/strong\u003e: Available upon request\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003ecurrent_rating\u003c\/strong\u003e: Available upon request\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003estandards\u003c\/strong\u003e: Available upon request\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003econdition\u003c\/strong\u003e: Available upon request\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003estock_quantity_available\u003c\/strong\u003e: Available upon request\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003etarget_markets\u003c\/strong\u003e: USA | UAE | Worldwide\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003eglobal_shipping\u003c\/strong\u003e: Yes\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch5\u003eCondition: Used\u003c\/h5\u003e\n\u003ch5\u003e\n\u003cspan class=\"selectable-text copyable-text xkrh14z\"\u003eTested\u003c\/span\u003e\u003cspan class=\"emoji x1rg5ohu x16dsc37 x19la9d6 x1fc57z9 x6ikm8r x10wlt62 x19co3pv x11tp94h xw4jnvo x1qx5ct2 xfibh0p xiy17q3 x1xsqp64 x1lkfr7t xexx8yu xyri2b x18d9i69 x1c1uobl\"\u003e\u003cspan class=\"xy9tlov x1bhl96m\"\u003e✅\u003c\/span\u003e\u003c\/span\u003e\n\u003c\/h5\u003e","brand":"We Sell Stocks","offers":[{"title":"Default Title","offer_id":59490024096030,"sku":"Cabin 06","price":129.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0807\/7230\/1086\/files\/5_78a62ade-3a3d-402a-a39d-8c79838ac3b6.png?v=1781946292","url":"https:\/\/wesellstocks.co\/products\/p4ld-e-broadcast-audio-limiter-shelf-pcb-ye-y399-c5129","provider":"We Sell Stocks","version":"1.0","type":"link"}