82
TASCAM Portacapture X8
18 - Specifications
18 - 1 Specifications and rated values
Recorder specifications
Recording media
microSD cards (64 MB – 2 GB)
microSDHC cards (4 GB − 32 GB)
microSDXC cards (48 GB – 512 GB)
Recording/playback formats
WAV (BWF): 44.1/48/96/192kHz, 16/24-bit or 32-bit float
MP3: 44.1/48kHz, 128/192/256/320kbps
Number of channels
Input channels: 6 channels maximum
Recording tracks: 8 tracks maximum
Analog audio input ratings
Mic inputs (balanced)
Input jacks 3–6 (when set to MIC)
Connectors: XLR-3-31 equivalent(1: GND, 2: HOT, 3: COLD)
6.3mm (1/4”) standard TRS jacks (Tip: HOT, Ring: COLD, Sleeve: GND)
(phantom power supported by XLR only)
Input impedance: 2.2 kΩ or higher
Maximum input level: +2 dBu
Minimum input level: −75 dBu
Input jacks 3–6 (when set to LINE)
Connectors: XLR-3-31 equivalent(1: GND, 2: HOT, 3: COLD)
6.3mm (1/4”) standard TRS jacks
Input impedance: 9 kΩ or higher
Nominal input level: +4 dBu (GAIN setting at minimum)
Maximum input level: +24 dBu
Minimum input level: −53 dBu
Mic inputs (unbalanced): Input jacks 1–2
(support plug-in power)
Connectors: 3.5mm (1/8”) TRS mini jacks
Input impedance: 85 kΩ or higher
Maximum input level: +1 dBV
Minimum input level: −69.3 dBV
Line input (unbalanced): EXT IN jack
Connector: 3.5mm (1/8”) stereo mini jack
Input impedance: 8.5 kΩ or higher
Nominal input level: −10 dBV (GAIN setting at minimum)
Maximum input level: +10 dBV
Minimum input level: −48 dBV
Analog audio output
Line output (unbalanced): LINE OUT jack
Connector: 3.5mm (1/8”) stereo mini jack
Output impedance: 200 Ω
Nominal output level: −14 dBV
Maximum output level: +6 dBV
o
0dBu=0.775Vrms
o
0dBV=1Vrms
Headphone output: headphone jack
Connector: 3.5mm (1/8”) stereo mini jack
Maximum output: 45 mW + 45 mW (THD+N 0.1% or less, into 32 Ω
load)
Built-in speaker
0.4 W (mono)
Control input/output ratings
USB port
Connector: Type-C
Format: USB 2.0 HIGH SPEED mass storage class
Bluetooth device connector
For Bluetooth adapter (AK-BT1) only
Audio performance
Frequency response
Input jacks 1–6 and EXT IN jack to PCM data
20 Hz – 20 kHz at 48 kHz: +0/−0.3 dB (JEITA)
20 Hz – 60 kHz at 192 kHz: +0/−2.5 dB (JEITA)
S/N ratio
Input jacks 1–2 to PCM data (20kHz SPCL LPF, A-weighting)
101dB (48 kHz)
Input jacks 3–6 and EXT IN jack to PCM data (20kHz SPCL LPF,
A-weighting)
102dB (48 kHz)
Total harmonic distortion ratio (THD+N)
Input jacks 1–2 to PCM data (1kHz sine wave, −5 dBFS input, GAIN at
minimum, 20kHz SPCL LPF)
0.005%
Input jacks 3–6 (LINE IN) to PCM data (1kHz sine wave, −5 dBFS input,
GAIN at minimum, 20kHz SPCL LPF)
0.008%
Input jacks 3–6 (MIC IN) to PCM data (1kHz sine wave, −5 dBFS input,
GAIN at minimum, 20kHz SPCL LPF)
0.006%
Note: JEITA indicates conformance to JEITA CP-2150
