{"query": "AM broadcast (medium wave) — where the dial begins", "count": 20, "results": [{"id": "card_n_ba6d9264fa3c", "title": "AM broadcast (medium wave) — where the dial begins", "shelf": "science", "surface": "secular", "snippet": "530–1700 kHz; sealed wavelengths 565 m down to 176 m: https://narrowhighway.com/s/d6211f4efb2518c6de145decf57f27b131a01c24ce7841853f395b7bc986c323 . The waves are so long\nthat the TOWER is the antenna", "authority_tier": "engine_derived", "source": "Concordance assay — 2026-07-09", "readable": false, "generated": false}, {"id": "card_src_word_dial", "title": "dial", "shelf": "dictionary", "surface": "secular", "snippet": "dial: (noun) the face of a timepiece; graduated to show the hours · (noun) the control on a radio or television set that is used for tuning · (noun) the circular graduated indicator on various measuri", "authority_tier": "reference", "source": "WordNet 3.0, Princeton University (WordNet License)", "readable": false, "generated": false}, {"id": "card_c_124f83f7a6fc", "title": "Radio-wave production — the chain leaves the ↔ AM broadcast (medium wave) — where the dial ", "shelf": "connections", "surface": null, "snippet": "A half-wave dipole\nfor it spans ~94 m — which is why AM stations use towers and crystal radios use long wires.  — a concord the card itself states; mined + verified.", "authority_tier": "engine_derived", "source": "Concordance miner — 2026-07-11", "readable": false, "generated": false}, {"id": "card_c_9e441e079649", "title": "FM broadcast (VHF) — three-meter waves, line ↔ AM broadcast (medium wave) — where the dial ", "shelf": "connections", "surface": null, "snippet": "Frequency modulation carries the signal in the wave's TIMING rather than its height, which is why amplitude noise (lightning, ignition) mostly washes out — the static-resistance is structural, not mag", "authority_tier": "engine_derived", "source": "Concordance miner — 2026-07-11", "readable": false, "generated": false}, {"id": "card_n_51ecbfa0bb5a", "title": "The radio spectrum — one law from the cavity to the eye", "shelf": "science", "surface": "secular", "snippet": "Walk the dial upward and nothing changes but the number: λ·f = c the whole\nway. Twelve rungs sealed in ONE receipt: https://narrowhighway.com/s/d6211f4efb2518c6de145decf57f27b131a01c24ce7841853f395b7b", "authority_tier": "engine_derived", "source": "Concordance assay — 2026-07-09", "readable": false, "generated": false}, {"id": "card_tool_211_dial_2_1_1", "title": "211 (dial 2-1-1) — free help", "shelf": "access", "surface": "secular", "snippet": "211 (dial 2-1-1): Call or text 211, free, 24/7 — connects you to local help: food, housing, utilities, health, crisis. The first door when you're stuck.  How it's free & legal: free public referral (U", "authority_tier": "reference", "source": "211 (dial 2-1-1)", "readable": false, "generated": false}, {"id": "card_src_drug_dial_antibacterial_and_sensitive_deodorant_bar_soap_hypoallergenic_aloe_scent", "title": "Dial Antibacterial And Sensitive Deodorant Bar Soap Hypoallergenic Aloe Scent", "shelf": "medicine", "surface": "secular", "snippet": "Dial Antibacterial and Sensitive Deodorant Bar Soap Hypoallergenic Aloe Scent: a HUMAN OTC DRUG, soap given by the topical route.", "authority_tier": "reference", "source": "openFDA / FDA NDC Directory (public domain)", "readable": false, "generated": false}, {"id": "card_src_drug_dial_professional_antibacterial_foaming_hand_soap_spring_water_scent", "title": "Dial Professional Antibacterial Foaming Hand Soap Spring Water Scent", "shelf": "medicine", "surface": "secular", "snippet": "Dial Professional Antibacterial Foaming Hand Soap Spring Water Scent: a HUMAN OTC DRUG, liquid given by the topical route.", "authority_tier": "reference", "source": "openFDA / FDA NDC Directory (public domain)", "readable": false, "generated": false}, {"id": "card_src_drug_dial_professional_clean_and_gentle_antibacterial_foaming_hand_soap", "title": "Dial Professional Clean And Gentle Antibacterial Foaming Hand Soap", "shelf": "medicine", "surface": "secular", "snippet": "Dial Professional Clean and Gentle Antibacterial Foaming Hand Soap: a HUMAN OTC DRUG, liquid given by the topical route.", "authority_tier": "reference", "source": "openFDA / FDA NDC Directory (public domain)", "readable": false, "generated": false}, {"id": "card_c_a62897562cbb", "title": "AM broadcast (medium wave) — where the dial  ↔ Shortwave (HF) — around the world on the ion", "shelf": "connections", "surface": null, "snippet": "at night the D-layer vanishes and signals bounce off the E/F layers for hundreds of miles  — a concord the card itself states; mined + verified.", "authority_tier": "engine_derived", "source": "Concordance miner — 2026-07-11", "readable": false, "generated": false}, {"id": "card_src_book_75288", "title": "The Seven Dials mystery — Agatha Christie", "shelf": "gutenberg", "surface": "secular", "snippet": "The Seven Dials mystery, by Agatha Christie. Subjects: Detective and mystery stories; Police -- England -- Fiction; Battle, Superintendent (Fictitious character) -- Fiction. Read the full text (public", "authority_tier": "reference", "source": "Project Gutenberg (public domain)", "readable": true, "generated": false}, {"id": "card_src_drug_dial_professional_complete_antibacterial_foaming_hand_wash_original_scent", "title": "Dial Professional Complete Antibacterial Foaming Hand Wash Original Scent", "shelf": "medicine", "surface": "secular", "snippet": "Dial Professional Complete Antibacterial Foaming Hand Wash Original Scent: a HUMAN OTC DRUG, liquid given by the topical route.", "authority_tier": "reference", "source": "openFDA / FDA NDC Directory (public domain)", "readable": false, "generated": false}, {"id": "card_src_book_25304", "title": "The Shadow On The Dial, and Other Essays 1909 — Ambrose Bierce", "shelf": "gutenberg", "surface": "secular", "snippet": "The Shadow On The Dial, and Other Essays 1909, by Ambrose Bierce. Subjects: Essays. Read the full text (public domain): https://www.gutenberg.org/ebooks/25304", "authority_tier": "reference", "source": "Project Gutenberg (public domain)", "readable": true, "generated": false}, {"id": "card_src_book_76370", "title": "The silver dial, volume 1 (of 3) — Mary C. (Mary Catherine) Rowsell", "shelf": "gutenberg", "surface": "secular", "snippet": "The silver dial, volume 1 (of 3), by Mary C. (Mary Catherine) Rowsell. Subjects: Romance fiction; Strasbourg (France) -- History -- 16th century -- Fiction; Astronomical clocks -- France -- Strasbourg", "authority_tier": "reference", "source": "Project Gutenberg (public domain)", "readable": true, "generated": false}, {"id": "card_src_book_76371", "title": "The silver dial, volume 2 (of 3) — Mary C. (Mary Catherine) Rowsell", "shelf": "gutenberg", "surface": "secular", "snippet": "The silver dial, volume 2 (of 3), by Mary C. (Mary Catherine) Rowsell. Subjects: Romance fiction; Strasbourg (France) -- History -- 16th century -- Fiction; Astronomical clocks -- France -- Strasbourg", "authority_tier": "reference", "source": "Project Gutenberg (public domain)", "readable": true, "generated": false}, {"id": "card_src_book_76372", "title": "The silver dial, volume 3 (of 3) — Mary C. (Mary Catherine) Rowsell", "shelf": "gutenberg", "surface": "secular", "snippet": "The silver dial, volume 3 (of 3), by Mary C. (Mary Catherine) Rowsell. Subjects: Romance fiction; Strasbourg (France) -- History -- 16th century -- Fiction; Astronomical clocks -- France -- Strasbourg", "authority_tier": "reference", "source": "Project Gutenberg (public domain)", "readable": true, "generated": false}, {"id": "card_src_word_dial_phone", "title": "dial phone", "shelf": "dictionary", "surface": "secular", "snippet": "dial phone: (noun) a telephone with a dial for registering the number to be called — syn: dial telephone", "authority_tier": "reference", "source": "WordNet 3.0, Princeton University (WordNet License)", "readable": false, "generated": false}, {"id": "card_src_word_dial_telephone", "title": "dial telephone", "shelf": "dictionary", "surface": "secular", "snippet": "dial telephone: (noun) a telephone with a dial for registering the number to be called — syn: dial phone", "authority_tier": "reference", "source": "WordNet 3.0, Princeton University (WordNet License)", "readable": false, "generated": false}, {"id": "card_n_8f7df58b30e4", "title": "Easton: Dial", "shelf": "dictionary", "surface": "secular", "snippet": "For the measurement of time, only once mentioned in the Bible, erected by Ahaz (2 Kings 20:11; Isa. 38:8). The Hebrew word (ma’aloth) is rendered “steps” in Ex. 20:26, 1 Kings 10:19, and “degrees” in ", "authority_tier": "external_aligned", "source": "Matthew Easton, Illustrated Bible Dictionary (1897)", "readable": false, "generated": false}, {"id": "card_src_word_telephone_dial", "title": "telephone dial", "shelf": "dictionary", "surface": "secular", "snippet": "telephone dial: (noun) a disc on a telephone that is rotated a fixed distance for each number called — syn: dial", "authority_tier": "reference", "source": "WordNet 3.0, Princeton University (WordNet License)", "readable": false, "generated": false}]}