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ZOOM H4essential Quick Tour 说明书下载 使用手册 pdf 免费 操作指南 如何使用 快速上手

ZOOM H4essential Quick Tour 说明书下载 使用手册 pdf 免费 操作指南 如何使用 快速上手
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Specs

INPUT AND OUTPUT CHANNELS

InputsBuilt-in mic (stereo)1
 XLR/TRS2
 MIC/LINE IN1
OutputsHeadphones1
 Built-in speaker (mono)1
   

INPUTS

Built-in mic90º XY stereo format 
 DirectionalityUnidirectional
 Sensitivity–43 dB/1 Pa at 1 kHz
 Maximum sound pressure input130 dB SPL
INPUT1-2ConnectorXLR/TRS combo jacks ×2
  (XLR:2 HOT TRS:TIP HOT)
 Input gainAdjustment unnecessary
 Input impedanceMIC: 3.8 kΩ or more
  LINE: 39 kΩ or more
 Maximum input levelMIC: +4 dBu
  LINE: +24 dBu
 Phantom power+48 V
  Channel total 10 mA or less
 Equivalent input noiseMIC: -120 dBu or less(IHF-A) @150 Ω input
  LINE: -95 dBu or less(IHF-A) @600 Ω input
MIC/LINE INConnectorStereo mini jack
(supports plug-in power)Input gainAdjustment unnecessary
 Input impedance2 kΩ or more
   

OUTPUTS

HeadphonesConnectorStereo mini jack
 Maximum output level20 mW + 20 mW(into 32 Ω load)
 Output impedance15 Ω or less
Built-in speakerType20 x 30mm elliptical dynamic speaker
 Effective maximum output250mW
   

RECORDER

Maximum simultaneous recording tracks4
Maximum simultaneous playback tracks4
Recording formatsWAV
 44.1/48/96 kHz,
 32-bit float mono/stereo
 BWF and iXML formats supported
Recording media4-32GB cards compatible with the microSDHC specification
 64GB–1TB cards compatible with the microSDXC specification
  

DISPLAY

2.0-inch full-color LCD360 x 240
  

USB

ConnectorUSB Type-C
 • Use a USB cable that supports data transfer.
USB MicUSB 2.0 High Speed
 44.1/48 kHz
 24-bit /32-bit float
 4-in/2-out
File transferUSB2.0 High Speed
  

REMOTE

Dedicated wireless adapterZOOM BTA-1
  

POWER

2 AA batteriesAlkaline, lithium or rechargeable NiMH batteries
AC AdapterZOOM AD-17:DC 5V / 1 A
 • USB bus power is supported.
  

ESTIMATED CONTINUOUS OPERATION TIMES USING BATTERIES : 2-track recording (built-in XY mic)

Alkaline batteriesAbout 9 hours
NiMH batteries (1900 mAh)About 9 hours
Lithium batteriesAbout 19 hours
  

48 kHz/32-bit float, phantom power off, no headphones, no remote, display power saving on, display brightness at Medium
• These values are approximate.
• Continuous battery operation times were determined using in-house testing methods.They will vary greatly according to use conditions.

ESTIMATED CONTINUOUS OPERATION TIMES USING BATTERIES : 4-track recording (built-in XY mic with INPUT 1-2)

Alkaline batteriesAbout 2 hours 30 minutes
NiMH batteries (1900 mAh)About 4 hours
Lithium batteriesAbout 8 hours
  

48 kHz/32-bit float, phantom power off, headphones used (33Ω load), no remote, display power saving on, display brightness at Medium
• These values are approximate.
• Continuous battery operation times were determined using in-house testing methods.They will vary greatly according to use conditions.

ESTIMATED CONTINUOUS OPERATION TIMES USING BATTERIES : 4-track recording (plug-in power mic with INPUT 1-2)

Alkaline batteriesAbout 40 minutes
NiMH batteries (1900 mAh)About 1 hour 30 minutes
Lithium batteriesAbout 3 hours 30 minutes
  

48 kHz/32-bit float, phantom power off, headphones used (33Ω load), no remote, display power saving on, display brightness at Medium
• These values are approximate.
• Continuous battery operation times were determined using in-house testing methods.They will vary greatly according to use conditions.

Power consumption3 W maximum
Dimensions66.9 mm (W) × 156.1 mm (D) × 38.0 mm (H)
Weight (including batteries)243 g
  

Note: 0 dBu = 0.775 Vrms