{"data":{"slug":"shure-beta-58a","type":"microphone","brand":"Shure","name":"BETA 58A","aliases":["Shure BETA 58A","Beta 58A","BETA58A","BETA 58A Supercardioid Dynamic Vocal Microphone","Beta 58A Vocal Microphone"],"release_date":"1996-01","url":"https://arkivo.dev/microphones/shure-beta-58a","specs":{"series":"BETA","model_numbers":["Beta 58A"],"gtins":["042406054720"],"announce_date":null,"status":"available","predecessor":null,"successor":null,"launch_price_usd":null,"launch_price_eur":null,"markets":null,"colors":["Metallic Blue"],"manufacturer_url":"https://www.shure.com/en-US/products/microphones/beta_58a","spec_sheet_url":"https://content-files.shure.com/Pubs/BETA58A/beta58a-specification-sheet-english.pdf","manual_url":"https://pubs.shure.com/guide/BETA58A/en-US","eprel_registration_number":null,"warranty_years":null,"transducer_type":"dynamic","capsule_size_mm":null,"capsule_count":1,"polar_patterns":["supercardioid"],"address_type":"end","frequency_response_hz":{"min_hz":50,"max_hz":16000},"sensitivity_dbv_pa":-51.5,"sensitivity_dbfs":null,"max_spl_db":null,"max_spl_thd_percent":null,"self_noise_dba":null,"noise_floor_dbfs":null,"snr_db":null,"dynamic_range_db":null,"output_impedance_ohm":150,"connection_types":["xlr"],"external_inputs":null,"simultaneous_usb_xlr":null,"usb_connector":null,"cable_host_connector":null,"cable_length_m":null,"phantom_power":"not_required","max_bit_depth_bits":null,"max_sample_rate_khz":null,"float_32_bit":null,"headphone_jack":false,"zero_latency_monitoring":null,"onboard_controls":null,"onboard_processing":null,"mount_threads":["5_8_inch","3_8_inch"],"shock_mount":"internal","pop_filter":["internal"],"desk_stand_included":false,"housing_material":"Enamel-painted die cast metal with spherical steel mesh grille","rgb_lighting":null,"lighting_zones":null,"software_name":null,"firmware_updatable":null,"os_compatibility":null,"console_compatibility":null,"dimensions_mm":{"width_mm":50,"height_mm":50,"depth_mm":160},"weight_g":278,"weight_with_stand_g":null,"other_certifications":["CE"],"in_the_box":["BETA 58A microphone","A25D Adjustable Stand Adapter","95A2050 5/8\" to 3/8\" (Euro) Thread Adapter","26A21 Storage Bag"]},"variants":[],"sources":[{"url":"https://www.shure.com/en-US/products/microphones/beta_58a","kind":"manufacturer_page","accessed":"2026-10-23","fields":["series","model_numbers","gtins","colors","manufacturer_url","spec_sheet_url","manual_url","status","capsule_count","polar_patterns","frequency_response_hz","sensitivity_dbv_pa","connection_types","shock_mount","mount_threads","dimensions_mm","weight_g","in_the_box","housing_material","transducer_type","desk_stand_included"],"notes":{"desk_stand_included":"Page data furnished accessories hold a stand adapter, a thread adapter and a storage bag. The full list has no desk stand, which counts as saying so. The A25D adapter is a clip for a stand.","series":"Page data: product series BETA (beta_microphones).","model_numbers":"Page data SKU Beta 58A. The page also lists regional SKUs BETA 58A-CHN, BETA 58A-J, BETA 58A-ROW, BETA 58A-TA, BETA 58A-X, BETA 58AB and BETA 58. They are not stored because no document says how they differ.","gtins":"UPC in the page data: 042406054720 for SKU Beta 58A.","colors":"Variant short description: Dynamic Microphone, Supercardioid, Metallic Blue, 3-pin XLR Connector. The user guide calls the case silver blue.","status":"Page data life cycle status: available. The page has Add to Cart.","capsule_count":"Why It's Better: a top-selling, single-element, dynamic microphone.","polar_patterns":"Page data polar pattern: supercardioid. True supercardioid throughout its frequency range.","frequency_response_hz":"Page data: Frequency Response 50 Hz-16 kHz.","sensitivity_dbv_pa":"Page data: Sensitivity -51.50 dBV/Pa and 2.60 mV/Pa. The 2015 spec sheet prints -51 dBV/Pa (2.8 mV), a 0.5 dB difference. The page and the user guide agree, so -51.5 is stored.","connection_types":"Page data connector: 3 Pin XLR. No USB output.","shock_mount":"Features: advanced pneumatic shock mount system that minimizes transmission of mechanical noise and vibration. It sits inside the body.","mount_threads":"Page data furnished accessories: A25D adjustable stand adapter and 95A2050 5/8 inch to 3/8 inch (Euro) thread adapter. The user guide gives the A25D thread as 5/8 inch-27.","dimensions_mm":"Page data: width 50 mm, height 160 mm, depth 50 mm, which maps the 160 mm length to height. The microphone is round and end-address, so the 160 mm length is the depth toward the speaker and 50 mm is the width and height, as for the Shure SM58.","weight_g":"Page data weight: 278 g.","in_the_box":"Page data furnished accessories: 1 A25D Adjustable Stand Adapter, 1 95A2050 5/8 inch to 3/8 inch (Euro) Thread Adapter and 1 26A21 Storage Bag. The microphone is added to the list.","housing_material":"Features: hardened steel mesh grille and rugged construction. The user guide and the spec sheet name the enamel-painted die cast metal case.","transducer_type":"Shure describes a single-element dynamic microphone. The spec sheet says moving coil."}},{"url":"https://content-files.shure.com/Pubs/BETA58A/beta58a-specification-sheet-english.pdf","kind":"manufacturer_pdf","accessed":"2026-10-23","fields":["spec_sheet_url","transducer_type","polar_patterns","frequency_response_hz","sensitivity_dbv_pa","output_impedance_ohm","weight_g","connection_types","housing_material","pop_filter","shock_mount","headphone_jack"],"notes":{"headphone_jack":"Specifications list one connector, the three-pin XLR. No headphone output is listed, and the full list counts as saying so.","spec_sheet_url":"One page Product Specifications sheet, copyright 2015.","transducer_type":"Specifications: Cartridge Type Dynamic (moving coil).","polar_patterns":"Specifications: Polar Pattern Supercardioid.","frequency_response_hz":"Specifications: Frequency Response 50 to 16,000 Hz.","sensitivity_dbv_pa":"Specifications: Sensitivity -51 dBV/Pa (2.8 mV) at 1 kHz, open circuit voltage, 1 Pa = 94 dB SPL. The user guide and the product page print -51.5 dBV/Pa (2.6 mV), which is stored.","output_impedance_ohm":"Specifications: Output Impedance 150 ohm. The user guide says rated 150 ohm (290 ohm actual).","weight_g":"Specifications: Weight Net 0.278 kg (0.62 lbs).","connection_types":"Specifications: Connector three-pin professional audio (XLR), male. It is the only output listed.","housing_material":"Features: dent-resistant steel mesh grille and enamel coated die-cast metal construction.","pop_filter":"Features: effective built-in pop filter reduces undesirable wind and breath noise.","shock_mount":"Features: advanced pneumatic shock mount system."}},{"url":"https://pubs.shure.com/view/guide/BETA58A/en-US.pdf","kind":"manual","accessed":"2026-10-23","fields":["manual_url","transducer_type","polar_patterns","frequency_response_hz","sensitivity_dbv_pa","output_impedance_ohm","address_type","housing_material","mount_threads","dimensions_mm","weight_g","other_certifications","in_the_box","shock_mount"],"notes":{"manual_url":"Shure online user guide for the BETA 58A. The PDF edition, Rev. 5 (27C2796), was read for the specs.","transducer_type":"Specifications: Type Dynamic (moving coil).","polar_patterns":"Specifications: Supercardioid, rotationally symmetrical about the microphone axis, uniform with frequency.","frequency_response_hz":"Specifications: 50 to 16,000 Hz, on-axis at a distance of 2 feet.","sensitivity_dbv_pa":"Output Level (at 1,000 Hz): open circuit voltage -51.5 dBV/Pa (2.6 mV), 1 Pa = 94 dB SPL.","output_impedance_ohm":"Impedance: rated impedance is 150 ohm (290 ohm actual) for connection to microphone inputs rated low Z. The rated value is stored. The page data and RecordingHacks print 290.","address_type":"Application and placement table: lips less than 15 cm away or touching the windscreen, on axis to the microphone. The guide says to hold the microphone by hand or mount it on a stand.","housing_material":"Case: silver blue enamel-painted die cast metal with hardened, matte-finished, spherical steel mesh grille.","mount_threads":"Adjustable stand adapter: slip-in, adjustable through 180 degrees with standard 5/8 inch-27 thread. Furnished accessories include a 5/8 inch to 3/8 inch (Euro) thread adapter.","dimensions_mm":"Overall dimensions: 160 mm long and 50 mm in diameter.","weight_g":"Net weight: 278 grams (9.92 oz).","other_certifications":"Certification: eligible to bear CE marking. Conforms to European EMC Directive 89/336/EEC.","in_the_box":"Furnished accessories: adjustable stand adapter A25D, 5/8 inch to 3/8 inch (Euro) thread adapter 95A2050 and storage bag 26A21.","shock_mount":"Features: advanced pneumatic shock mount system."}},{"url":"https://www.shure.com/en-US/insights/what-is-phantom-power-why-do-i-need-it","kind":"manufacturer_page","accessed":"2026-10-23","fields":["phantom_power"],"notes":{"phantom_power":"Shure: a dynamic microphone, like the SM58, does not require phantom power because it has no active electronics inside. The BETA 58A is a moving-coil dynamic microphone with an output transformer. The page does not name the BETA 58A."}},{"url":"https://en.wikipedia.org/wiki/Shure_Beta_58A","kind":"press","accessed":"2026-10-23","fields":["release_date"],"notes":{"release_date":"Wikipedia: Shure introduced the Beta series in 1989 and revised the Beta 58 in 1996 into the Beta 58A with a new cartridge, no hum-bucking coil and an output transformer. The month 01 is a placeholder. RecordingHacks prints 1989, which dates the original Beta 58. The current BETA 58A is the 1996 revision."}},{"url":"https://recordinghacks.com/microphones/shure/beta-58a","kind":"spec_database","accessed":"2026-10-23","fields":["address_type","output_impedance_ohm","weight_g","dimensions_mm"],"notes":{"address_type":"Notes: end-address, handheld design.","output_impedance_ohm":"Prints 290 ohm, which is the actual value in the user guide. The rated 150 ohm is stored.","weight_g":"Prints 278 g.","dimensions_mm":"Prints 160 mm long and 50 mm maximum diameter."}}],"fields_filled":27,"updated":"2026-10-23"},"meta":{"api_version":"1","docs":"https://arkivo.dev/api"}}