Mic Archive
Shure PGA27
Photo: Shure, from its spec sheet, p. 1.

Shure

Shure PGA27

Large-diaphragm side-address cardioid electret condenser (PG Alta series) with a -15 dB pad and a low-cut switch

Type
Condenser (electret)
Pattern
Cardioid
Sensitivity
−35 dBV/Pa
Max SPL
130 dB SPL
Impedance
115 Ω
Rated range
20 – 20k Hz

Frequency response

Angle
Distance

Frequency response: from the spec sheet, p. 1. "Frequency Response", "0.6 m (2 ft.) from sound source"; relative dB. Room and smoothing not stated. Solid line.

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

Polar pattern

Polar pattern: from the spec sheet, p. 1. "Polar Pattern", 1,000 Hz only; 0° at the bottom, 5 dB per ring.

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All specs

From the spec sheet
Capsulelarge diaphragm. "Large diaphragm cartridge". Diaphragm size not stated.p. 1
Sensitivity−35 dBV/Pa (17.8 mV/Pa), 1 kHz, open circuit voltage. "-35 dBV/Pa (17.8 mV)".
Output impedance115 ohm. "Output Impedance 115 Ω".
Rated frequency range20 Hz to 20 kHz
Pad−15 dB. "-15dB switchable attenuator". The guide: "Switch: 15 dB Pad, High Pass Filter" (page 7).
ConnectorXLR-3 male. "Three-pin professional audio (XLR), male".
Weight453 g. "453 g (16 oz.)".
Finishblack metallic. "black metallic finish and grille".
Supplied accessoriesshock mount; stand adapter; pouch. Available SKU "PGA27-LC: Microphone, shock mount, stand adapter and pouch".
PolarityPositive pressure on the diaphragm gives positive voltage on pin 2 with respect to pin 3
Operating temperature–29 to 74 °C (–20 to 165 °F)
Operating humidity0 to 95% relative
From the user guide
Max SPL130 dB SPL, 1 kHz, 1% THD, 1 kohm load, pad off; also 145 dB SPL, pad on. "130 dB SPL Pad Off ( 145 dB SPL Pad On)"; the brochure gives the same (page 6). Not on the spec sheet.p. 7
Poweringphantom 48 V DC (IEC-61938). "performs best with a 48 V DC supply (IEC-61938), but it can operate with lower voltages". Page 7: "48 V DC phantom power (3.9 mA)".p. 5
Current draw3.9 mAp. 7
Low cutflat, low cut. "Low-Frequency Response Switch": "Flat response (bypass)" and "Low frequency cutoff"; frequency and slope not stated.p. 6
HousingCast zincp. 7
AccessoriesA27SM ShureLock rubber isolated shock mount; PS-6 Popper Stopper pop filter; A32WS black foam windscreen; 31A1856 5/8" to 3/8" thread adapter; C25J 7.6 m (25 ft) XLR cable; 95A15045 stand adapterp. 8
Rear pickup (Shure)Not a strict cardioid: a very narrow rear pickup area about 20 dB below the front
Placement (Shure)Voice 2-8 cm with a pop filter; acoustic guitar 15-30 cm; amps 2-15 cm; drums 1-2 m; strings or horns 30 cm - 2 mp. 3

Documents

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

Product page on shure.com

Recommended for

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