Tascam FR-AV4, 4 csatornás 32-bit hordozható rögzítő, Time code generátor, USB-interfész és HDMI szinkron

Recorder specifications
Recording media
SD/SDHC/SDXC (up to 512 GBytes)
Recording/playback formats
WAV (BWF)
Sampling frequency: 48 kHz, 96 kHz, 192 kHz
Quantization bit depth: 24 bit, 32 bit float
Metadata support: BEXT, iXML
MP3
Sampling frequency: 48 kHz
Bit rate: 128 kbit/s, 192 kbit/s, 256 kbit/s, 320 kbit/s
Input channels
4
Number of recording/playback tracks
6 (4 inputs + stereo mix)
Timecode specifications
Mode
Off / Free Run (Custom, Time of Day), File TC Offset
Sync master
Internal / TC In / HDMI / ATOMOS¹ / Jam Sync
Output
TC Out, Camera/TC/LINE Out, HDMI, USB
Frame Rate
23.98 fps, 24 fps, 25 (50) fps, 29.97 (59.94) fps, 29.97DF (59.94DF) fps, 30 (60) fps²
¹ For video with frame rates of 50 fps and higher, timecode of half the frame rate is used.
² AK-BT2 Bluetooth adapter required
Analogue audio inputs
Mic/Line inputs 1–4 (balanced)
XLR-3-31 (1: GND, 2: HOT, 3: COLD)
6.3-mm standard TRS jacks
(Tip = HOT, Ring = COLD, Sleeve = GND)
When MIC is selected
Maximum input level
+4 dBu
Minimum input level
–76 dBu
Input impedance
≥2 kΩ
Phantom power
24 V, 48 V
When LINE is selected
Maximum input level
+24 dBu
Nominal input level
+4 dBu (GAIN at minimum)
Input impedance
≥8 kΩ
Line/Camera input (unbalanced)
3.5-mm stereo mini jack
(Tip: L ch, Ring: R ch, Sleeve: GND)
Maximum input level
1 dBV
Nominal input level
–19 dBV (GAIN at minimum)
Minimum input level
–79 dBV
Input Impedance
≥6 kΩ (plug-in power off)
≥1.6 kΩ (plug-in power on)
Plug-in power
2.5 V, 5 V
Analogue audio outputs
Line/Camera/Timecode output (unbalanced)
3.5-mm stereo mini jack
When timecode is disabled
(Tip: L ch, Ring: R ch, Sleeve: GND)
Maximum output level
+6 dBV
Nominal output level
–14 dBV
Output impedance
210 Ω
When timecode is enabled
(Tip: timecode, Ring: audio output, Sleeve: GND)
Output level
10 mVpp
Output impedance
150 Ω
Format
LTC (SMPTE ST 12-1 compliant)
Headphones output
3.5-mm stereo mini jack
Maximum output power
50 mW + 50 mW (THD+N <0.1 % at 32 Ω)
Recommended headphones impedance
16–600 Ω (Low-sensitivity headphones may not produce sufficient volume even within the recommended range.)
Other inputs and outputs
Timecode input (TC IN)
3.5-mm stereo mini jack
(Tip: timecode, Ring: –, Sleeve: GND)
Input voltage
0.5–5 Vpp
Input impedance
≥10 kΩ
Timecode output (TC OUT)
3.5-mm stereo mini jack
(Tip: timecode, Ring: –, Sleeve: GND)
Output voltage
1.8 Vpp
Output impedance
1 kΩ
Format
LTC (SMPTE ST 12-1 compliant)
HDMI inputs/outputs
Type-A connector
Can be used with ATEN LockPro 2X-EA12
HDMI Version
Version 2.1, supports 4k@60 Hz and 8k@30 Hz
USB
USB Type-C connector (compatible with single-screw lock connectors)
Transfer format
USB 2.0 HIGH SPEED
Device Class
Mass Storage Class
USB Audio Class 2.0
USB Audio
Sampling frequency: 48 kHz, 96 kHz
Quantization bit depth: 24 bit, 32 bit float
Number of inputs/outputs: 2/6 channels
Bluetooth adapter connector
Designed for Tascam AK-BT2
Audio performance
EIN (equivalent input noise, mic preamp)
≤–127 dBu
Frequency response (input jacks to PCM data)
48 kHz: 20 Hz – 20 kHz, +0 dB / –0.5 dB
96 kHz: 20 Hz – 40 kHz, +0.5 dB / –1 dB
192 kHz: 20 Hz – 60 kHz, +0.5 dB / –3 dB
Dynamic range (input jacks 1–4 to PCM data)
≥133 dB
(20-kHz LPF, A-weighted, JEITA)
Total harmonic distortion ratio (THD+N, input jacks 1–4 to PCM data)
≤0.01 %
(1 kHz sine wave, −2 dBFS input, input level at minimum, 20-kHz LPF, JEITA)
Note: JEITA indicates conformance to JEITA CP-2150
Battery operation time
Alkaline battery (Evolta)
09:00
Inputs 1–2, Phantom power off, 48 kHz stereo WAV (BWF), 24-bit recording
02:30
Inputs 1–4, Phantom power on (48 V, 4 × 3 mA), 48 kHz 6-channel WAV (BWF), 32-bit float recording, headphones connected, HDMI not connected
01:30
Inputs 1–4, Phantom power on (48 V, 4 × 3 mA), 48 kHz 6-channel WAV (BWF), 32-bit float recording, headphones connected, HDMI not connected
NiMH battery (Eneloop)
08:00
Inputs 1–2, Phantom power off, 48 kHz stereo WAV (BWF), 24-bit recording
03:00
Inputs 1–4, Phantom power on (48 V, 4 × 3 mA), 48 kHz 6-channel WAV (BWF), 32-bit float recording, headphones connected, HDMI not connected
02:00
Inputs 1–4, Phantom power on (48 V, 4 × 3 mA), 48 kHz 6-channel WAV (BWF), 32-bit float recording, headphones connected, HDMI not connected
Lithium battery (Energizer Ultimate Lithium)
17:00
Inputs 1–2, Phantom power off, 48 kHz stereo WAV (BWF), 24-bit recording
06:30
Inputs 1–4, Phantom power on (48 V, 4 × 3 mA), 48 kHz 6-channel WAV (BWF), 32-bit float recording, headphones connected, HDMI not connected
04:00
Inputs 1–4, Phantom power on (48 V, 4 × 3 mA), 48 kHz 6-channel WAV (BWF), 32-bit float recording, headphones connected, HDMI not connected
Note: When using phantom power, operation times may vary depending on the microphones being used.
Supported operating systems
FR-AV4
Windows*, macOS, iOS/iPadOS, Android
* Operation is not guaranteed using the Tascam driver with ARM64 CPUs.
FR-AV Series Settings Panel
Windows, macOS
Tascam Recorder Connect
iOS/iPadOS, Android
Audio drivers
Windows
ASIO 2.0, WDM
macOS, iOS/iPadOS
Core Audio
Compatibility has been confirmed, but this does not guarantee operation with all devices.
Power supply and other specifications
Power sources
4 AA batteries (alkaline, NiMH, lithium-ion)
USB bus power
TASCAM PS-P520U AC adapter (sold separately)
Power consumption
5.4 W (maximum)
Dimensions (W x H x D, overall)
184 mm × 42 mm × 130 mm
Weight
756 g (including batteries)
660 g (without batteries)
Permissible operating temperature
0–40 °C
Permissible operating humidity
25–85 %RH (at 32 °C, non-condensing)
Included items
Safety guide, Tascam ID registration guide