Mic Archive
DPA 4006-TL
Photo: DPA Microphones, from its product page, p. 1.

DPA Microphones

DPA 4006-TL

Omni small-diaphragm pencil condenser (16 mm pressure capsule) with a transformerless P48 preamp and a 0/-20 dB switch on the connector; swappable grids

Approximate Some readings for this mic are uncertain; see the graphs.

Type
Condenser (electret)
Pattern
Omni
Sensitivity
−29 dBV/Pa
Self-noise
15 dB(A)
Max SPL
143 dB SPL
Impedance
220 Ω
Rated range
10 – 20k Hz

Frequency response

Angle
Distance

Frequency response: from the manual, p. 8. Captioned "Fig. 4. On-axis and diffuse-field responses of DPA 4003, 4006 and 4006-TL with the Free-field Grid DD0251 fitted." Distance and room not stated; relative dB (0 dB line in the mids).

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

Polar pattern

Polar pattern: from the manual, p. 9. Captioned "Fig. 8 Directional characteristics of DPA 4003, 4006 and 4006-TL with the DD0297 Diffuse-field Grid fitted (normalized)." 5 dB per ring (the "5 dB" marker). Measuring conditions not stated. Approximate some frequencies are identified by reasoning, not by the legend: 1k Hz, 5k Hz, 10k Hz, 15k Hz, 20k Hz.

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All specs

From the manual
Capsulepressure (omni), pre-polarised condenser, 16 mm. "Principle of operation: Pressure"; capsule diameter 16 mm (p. 15).p. 14
Sensitivity−29 dBV/Pa (35 mV/Pa), nominal, ±2 dB. "4006-TL: 35 mV/Pa ; -29 dB re. 1 V/Pa". The technical description (p. 4) says "4003 and 4006-TL: 40 mV/Pa"; the 2012 product page agrees with the table (35 mV/Pa).
Self-noise15 dB(A), typical; also 17 dB(A), maximum. "Typ. 15 dB(A) re. 20 µPa (max. 17 dB(A))".
Self-noise (CCIR 468)27 dB, ITU-R BS.468-4, typical; also 29 dB, maximum
Max SPL143 dB SPL, peak, before clipping. "Max SPL, peak before clipping: ... 4006-TL: 143 dB". THD < 0.5% up to 129 dB SPL peak, < 1% up to 135 dB SPL peak.
Output impedance220 ohm, maximum ("<220 Ohm"); also 200 ohm, "<200 ohm" (2012 product page)p. 15
Rated frequency range10 Hz to 20 kHz, on axis, ±2 dB; also [15, 20000], ±2 dB (2012 product page). "4006-TL and 4003: On-axis: 10 Hz - 20 kHz". The 2012 product page says 15 Hz - 20 kHz.p. 14
PoweringP48 phantom
Pad−20 dB. A switch on the XLR connector selects 0 or 20 dB attenuation ("Switch pressed in results in 20 dB attenuation", Fig. 3).p. 5
ConnectorXLR-3M (pin 1 ground, pin 2 signal +, pin 3 signal return), impedance balanced. Pins as listed under "Polarity"; "The output is impedance balanced between pin 2 and pin 3" (p. 4).p. 15
Weight150 g. "150 g (5.29 oz)".
Dimensions19 × 165 mm. Diameter × length: 19 mm (0.75 in), 165 mm (6.5 in).
PreamplifierTransformerless; frequency range 20 Hz to 40 kHz ±1 dBp. 14
Total harmonic distortion< 0.5% up to 129 dB SPL peak; < 1% up to 135 dB SPL peak
Difference frequency distortion(DF2, DF3, Δf = 80 Hz) < 1% at 135 dB SPL peakp. 15
Phase compatibilityMax. deviation between any two 4003, 4006 and 4006-TL ±10°p. 14
Cable drive capabilityUp to 100 m (328 ft)p. 15
PolarityPositive pressure gives a positive voltage at pin 2
Temperature coefficient-0.025 dB/°C (25 °C, 1013 hPa, 250 Hz)
Static pressure coefficient-0.002 dB/hPa (25 °C, 1013 hPa, 250 Hz)
Influence of vibration64 dB equivalent SPL for 1 m/s² (most sensitive direction)
Influence of magnetic field45 dB equivalent SPL for 80 A/m, 50 Hz
Operating temperature-10 to +70 °C (the 2012 product page: -40 to +70 °C)
Grids and accessoriesFree-field grid DD0251 (silver, factory-fitted), close-miking grid DD0254 (trapezoid, silver), diffuse-field grid DD0297 (black), windscreen UA0638, clip UA0639; optional nose cone UA0777 and APE L30B/L40B/L50B ball equalisersp. 16
CalibrationEach microphone comes with an individual calibration chart (self-noise, sensitivity, frequency response)p. 4
Kit3506: matched 4006-TL stereo kit, P48 (matching ±0.5 dB for response, sensitivity and self-noise)p. 18
From the product page
Signal-to-noise ratio79 dB, re 94 dB SPL, 1 kHzp. 2
Dynamic range120 dB, typical
Upgrade4006-TLX: DPA rebuilt a customer's 4006 (transformer) as a 4006-TLp. 1

Documents

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