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Related Manuals for DPA Type HMA4000
Summary of Contents for DPA Type HMA4000
- Page 1 User’s Manual Two-Channel Hi-Voltage Microphone Amplifier Type HMA4000...
- Page 2 Contents Two-Channel Hi-Voltage Microphone Amplifier Type HMA4000 Technical Description ....Page 3 Full Specifications..... . . Page 7 Recommended Settings .
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Page 3: Technical Description
Technical Description Technical Description Absolute phase The DPA Microphones High-Voltage Microphones Types 4003, 4004 and 4012 are powered via the Two-Channel High-Voltage Microphone Amplifier During the design process attention has been paid to the absolute phase of HMA4000, which supplies 130V to their build-in preamplifiers giving the the system. - Page 4 SPL handling capability. Furthermore the HMA4000 is prepared for powering Optional accessories - Cables future microphones from DPA Microphones: 200 VDC on pin 5 and 6,3 VDC Special high-voltage microphone cables can be obtained as optional on pin 6. See Fig. 2.
- Page 5 THD: <-75dB (0Hz to 40kHz) Cables Min output current: 2 x 55mA DAO0130 130V Microphone Cable, 5m (Type HMA4000) Max output DC offset: ±20mV Min load impedance: 600 Ohm Input connector: Via modified 6 pin female XLR-socket. Accepts cable DAO0130.
- Page 6 User’s Manual User’s Manual Recommended Settings Recommended Settings Fig. 7. Recommended HMA4000 setting with Type 4006 and HTP4000. To choose a suitable setting of the input attenuator on the HMA4000 it is recommended to estimate the peak and average sound pressure levels encountered by the microphone during the recording.
- Page 7 Changing the Main Fuse on HMA4000 Care of the HMA4000 The Type HMA4000 is fitted with a 250 mA slow blow fuse (DVF0250). The fuse is rated to give adequate protection at both 110 VAC and 230 VAC. Only the correct replacement must be fitted.
- Page 8 +45 48 14 28 28 or fax +45 48 14 27 00. Warranty All products from DPA Microphones are covered by a limited warranty on both their mechanical functionality and their documented specifications. We are so confident of the quality of these products, that this warranty is valid for one year from the date of purchase, as long as the items are not directly mistreated or abused.
- Page 9 Gydevang 42-44 • DK-3450 Alleroed • Denmark Tel: +45 4814 2828 Fax: +45 4814 2700 www.dpamicrophones.com email: info@dpamicrophones.com...