{"product_id":"nj-international-8300-simple-signal-circuit","title":"NJ Internnational 8300 Simple Signal Circuit","description":"\u003ch1\u003eNJ International 8300 Simple Signal Circuit\u003c\/h1\u003e\n\u003cp\u003eThe NJ International Simple Signal Circuit is a control circuit and logic board for signal control on standard DC, DCC and AC-powered railroads. It's set up for single-track, bi-directional operation and uses self-adjusting optical sensors (sold separately). It operates all types of common-anode signals. Simple Signal Circuits can be \"daisy chained\" to create a larger signaling system and the boards have interlocking features for dual-head signals.\u003c\/p\u003e\n\u003cp\u003eRealistic prototype operation, bi-directional indication, block occupancy indication to control panel, reverse loop operation, no track gaps required.\u003c\/p\u003e","brand":"NJ Internnational","offers":[{"title":"Default Title","offer_id":44312175771861,"sku":"NJI8300","price":59.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0520\/1972\/4454\/files\/nj-international-8300-simple-signal-circuit.jpg?v=1689017434","url":"https:\/\/www.whiterosehobbies.com\/products\/nj-international-8300-simple-signal-circuit","provider":"White Rose Hobbies","version":"1.0","type":"link"}