{"product_id":"m55116-to-apx-accessory-connector","title":"M55116 to APX","description":"\u003c!-- \nMeta Description:\nDISCO32 M55116 to Motorola APX GCAI Adapter. Bridges 6-pin NATO PTTs to Motorola APX radios via the M9 GCAI connector. Dynamic or Electret.\n--\u003e\n\u003cdiv class=\"d32-product-wrapper\" style=\"background-color: #ffffff; color: #1f2937; font-family: 'Inter', system-ui, -apple-system, sans-serif; padding: 2rem 1rem; line-height: 1.6;\"\u003e\n\u003c!-- Header --\u003e\n\u003cdiv style=\"text-align: center; margin-bottom: 3rem;\"\u003e\n\u003cspan class=\"d32-badge\" style=\"border-color: #9ca3af;\"\u003e6-Pin Adapter\u003c\/span\u003e\n\u003ch2 class=\"d32-h2\" style=\"font-size: 2rem; margin-bottom: 1rem;\"\u003eM55116 to Motorola APX\u003cbr\u003e\u003cspan style=\"color: #6b7280;\"\u003e6-Pin NATO → GCAI (M9) Adapter\u003c\/span\u003e\n\u003c\/h2\u003e\n\u003cp class=\"d32-dim-text\" style=\"font-size: 0.9rem; max-width: 600px; margin: 0 auto;\"\u003eBridge your mil-spec 6-pin NATO PTT to Motorola APX-series radios via the GCAI accessory connector. Available in Dynamic or Electret variants.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c!-- Signal Chain --\u003e\n\u003cdiv class=\"d32-card\" style=\"text-align: center;\"\u003e\n\u003ch3 class=\"d32-h3\"\u003eSignal Chain\u003c\/h3\u003e\n\u003cp style=\"font-size: 0.95rem; color: #374151; margin: 0; line-height: 2;\"\u003e\u003cspan class=\"d32-badge\"\u003eHeadset\u003c\/span\u003e → \u003cspan class=\"d32-badge\"\u003eDownlead\u003c\/span\u003e → \u003cspan class=\"d32-badge\" style=\"background: #dbeafe; border-color: #93c5fd;\"\u003e6-Pin NATO PTT\u003c\/span\u003e → \u003cspan class=\"d32-badge\" style=\"background: #fef3c7; border-color: #fcd34d; color: #92400e;\"\u003eThis Adapter\u003c\/span\u003e → \u003cspan class=\"d32-badge\" style=\"background: #d1fae5; border-color: #6ee7b7; color: #065f46;\"\u003eMotorola APX\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c!-- Connector Specs --\u003e\n\u003cdiv class=\"d32-grid-2\"\u003e\n\u003cdiv class=\"d32-card\" style=\"border-left: 4px solid #6b7280;\"\u003e\n\u003ch3 class=\"d32-h3\"\u003ePTT Side\u003c\/h3\u003e\n\u003cp style=\"font-size: 0.85rem; color: #6b7280; margin-bottom: 0.5rem;\"\u003eInput connector (from your PTT):\u003c\/p\u003e\n\u003cp style=\"font-size: 1rem; font-weight: bold; color: #111827; margin: 0;\"\u003eU-329\/U (M55116 6-Pin NATO Female)\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"d32-card\" style=\"border-left: 4px solid #007cc0;\"\u003e\n\u003ch3 class=\"d32-h3\"\u003eRadio Side\u003c\/h3\u003e\n\u003cp style=\"font-size: 0.85rem; color: #6b7280; margin-bottom: 0.5rem;\"\u003eOutput connector (to your radio):\u003c\/p\u003e\n\u003cp style=\"font-size: 1rem; font-weight: bold; color: #111827; margin: 0;\"\u003eMotorola GCAI \/ M9\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- Impedance Variants --\u003e\n\u003cdiv class=\"d32-card\"\u003e\n\u003ch3 class=\"d32-h3\"\u003eDynamic vs. Electret — Which Variant?\u003c\/h3\u003e\n\u003cdiv class=\"d32-grid-2\"\u003e\n\u003cdiv style=\"background: #ffffff; border: 1px solid #e5e7eb; padding: 1rem; border-radius: 4px;\"\u003e\n\u003cstrong style=\"display: block; font-size: 0.8rem; color: #111827; margin-bottom: 0.5rem;\"\u003e⚡ Dynamic (Amped)\u003c\/strong\u003e\n\u003cp style=\"font-size: 0.8rem; color: #6b7280; margin: 0 0 0.5rem;\"\u003e~150Ω dynamic microphone — requires amplification circuit in the adapter\u003c\/p\u003e\n\u003cp style=\"font-size: 0.75rem; color: #374151; margin: 0;\"\u003e\u003cstrong\u003eHeadsets:\u003c\/strong\u003e Peltor COMTAC, Ops-Core AMP, MSA Sordin MIL, OTTO NoizeBarrier, Earmor M31\/M32\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #ffffff; border: 1px solid #e5e7eb; padding: 1rem; border-radius: 4px;\"\u003e\n\u003cstrong style=\"display: block; font-size: 0.8rem; color: #111827; margin-bottom: 0.5rem;\"\u003e🔌 Electret\u003c\/strong\u003e\n\u003cp style=\"font-size: 0.8rem; color: #6b7280; margin: 0 0 0.5rem;\"\u003e~2kΩ electret microphone — no amplification needed\u003c\/p\u003e\n\u003cp style=\"font-size: 0.75rem; color: #374151; margin: 0;\"\u003e\u003cstrong\u003eHeadsets:\u003c\/strong\u003e 3M Peltor LiteCom, commercial\/LE electret headsets\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #fef2f2; border-left: 3px solid #ef4444; padding: 0.75rem; margin-top: 1rem; border-radius: 0 4px 4px 0;\"\u003e\n\u003cp style=\"font-size: 0.8rem; color: #78350f; margin: 0; line-height: 1.4;\"\u003e\u003cstrong\u003e⚠ Wrong impedance = no transmit audio.\u003c\/strong\u003e Dynamic mics on an electret adapter produce barely audible or silent transmissions. When in doubt, choose \u003cstrong\u003eDynamic\u003c\/strong\u003e — most tactical headsets are dynamic.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- Compatible Radios --\u003e\n\u003cdiv class=\"d32-card\" style=\"border-left: 4px solid #007cc0;\"\u003e\n\u003ch3 class=\"d32-h3\" style=\"color: #007cc0;\"\u003eCompatible Radios (M9 \/ GCAI)\u003c\/h3\u003e\n\u003cdiv style=\"background: #ffffff; padding: 1rem; border: 1px solid #e5e7eb; border-radius: 4px;\"\u003e\n\u003cul style=\"list-style: none; padding: 0; margin: 0; font-size: 0.9rem;\" class=\"d32-dim-text\"\u003e\n\u003cli class=\"d32-list-item\" style=\"border-bottom: 1px solid #f3f4f6; padding-bottom: 0.5rem;\"\u003e\n\u003cspan style=\"color: #111827; font-weight: bold; margin-right: 0.5rem;\"\u003eAPX Series\u003c\/span\u003e \u003cspan style=\"font-size: 0.75rem; opacity: 0.8; color: #6b7280;\"\u003e(8000, 7000, 6000, 4000, 1000, 900)\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli class=\"d32-list-item\" style=\"border-bottom: 1px solid #f3f4f6; padding-bottom: 0.5rem;\"\u003e\n\u003cspan style=\"color: #111827; font-weight: bold; margin-right: 0.5rem;\"\u003eXPR Series\u003c\/span\u003e \u003cspan style=\"font-size: 0.75rem; opacity: 0.8; color: #6b7280;\"\u003e(6550, 7550, 7580e)\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli class=\"d32-list-item\" style=\"border-bottom: 1px solid #f3f4f6; padding-bottom: 0.5rem;\"\u003e\n\u003cspan style=\"color: #111827; font-weight: bold; margin-right: 0.5rem;\"\u003eSRX 2200\u003c\/span\u003e \u003cspan style=\"font-size: 0.75rem; opacity: 0.8; color: #6b7280;\"\u003e(Combat Radio)\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"DISCO32","offers":[{"title":"Dynamic (Low Impedance) \/ U-329\/U \/ M9 - Motorola GCAI (APX)","offer_id":43305968173165,"sku":"PTT-6PIN-APX-A","price":122.0,"currency_code":"USD","in_stock":true},{"title":"Electret (High Impedance) \/ U-329\/U \/ M9 - Motorola GCAI (APX)","offer_id":43305968205933,"sku":"PTT-6PIN-APX-NA","price":122.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0257\/1953\/7773\/files\/6pin_Converter_APX_washed_web_re_edit.jpg?v=1770675324","url":"https:\/\/disco32.com\/products\/m55116-to-apx-accessory-connector","provider":"DISCO32","version":"1.0","type":"link"}