Mic Archive
Shure 55SH Series II
Photo: Shure, from its user guide (Recording Hacks copy), p. 1.

Shure

Shure 55SH Series II

Dynamic (moving coil), cardioid, retro "Iconic Unidyne" vocal mic on a swivel mount with on/off switch

Type
Dynamic
Pattern
Cardioid
Sensitivity
−58 dBV/Pa
Impedance
150 Ω
Rated range
50 – 15k Hz

Frequency response

Angle
Distance

Frequency response: from the user guide, p. 1. Titled "Typical Frequency Response"; relative dB. Distance, room and smoothing not stated.

Dashed: outside the rated range, or simulated (other angles and distances). Hover or tap the graphs for values.

Polar pattern

Polar pattern: from the user guide, p. 1. Titled "Typical Polar Patterns": two plots, 50/200/500 Hz and 1000/5000 Hz, full circles with 0° at the bottom. Measuring conditions not stated.

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All specs

From the user guide
Sensitivity−58 dBV/Pa, 1 kHz, open circuit voltage. "-58.0 dBV/Pa", "1 Pa = 94 dB SPL".p. 1
Output impedance150 ohm, EIA rated; 270 ohm actual. "EIA rated at 150 Ω (270 Ω actual)"; for "microphone inputs rated at 75 to 300 ohms".
Rated frequency range50 Hz to 15 kHz
Poweringnone (passive). Not stated by the manufacturer: A dynamic mic; no powering is mentioned.
Switchespower: on, off. "an On/Off switch"; the drawing on p. 2 marks "Off".
ConnectorXLR-3 male. Not stated by the manufacturer: Not named; the polarity is given for pins 2 and 3 and the optional C25J cable is "XLR-XLR" (p. 2).
Weight624 g, net. "0.624 kg (1.37 lb)"; the 2009 guide says "Net".
HousingChrome-plated die casting
PolarityPositive pressure on diaphragm produces positive voltage on pin 2 with respect to pin 3
MountAttached self-tensioning swivel mount, 5/8"-27 thread; tilts 45° forward and 80° backward; shock-mounted cartridge
Dimensions (drawing)Head 55.6 mm wide and 77.8 mm deep; the drawing also marks 100, 115, 73, 42.1, 34.1, 27 and 23.8 mm (overall height not given)p. 2
Replacement cartridgeR115 (R115S is the Super 55 cartridge)
Optional accessoriesC25J 7.6 m (25 ft) XLR-XLR cable

Documents

Copies kept by Mic Archive, because manufacturers move and drop their documents. Each is © Shure, unchanged, with its original address.

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