TASCAM DR-70D 4-Channel Portable Recorder User Manual

1. Introducere

The TASCAM DR-70D is a 4-channel portable audio recorder designed for videographers and filmmakers. It provides high-quality multi-track recording capabilities in a compact form factor, suitable for mounting on or below a camera. This manual provides detailed instructions for the setup, operation, and maintenance of your DR-70D unit and the included AK-DR70C accessory kit.

TASCAM DR-70D 4-Channel Audio Recorder for DSLR Cameras

Image 1.1: The TASCAM DR-70D 4-Channel Audio Recorder, designed for DSLR cameras.

2. Informații de siguranță

Please read and understand all safety precautions before using this product. Retain this manual for future reference.

Sursa de alimentare: Use only the specified power adapter or batteries. Ensure correct battery polarity when inserting.
Apă și umiditate: Do not expose the unit to rain, moisture, or liquids. Avoid using near water sources.
Ventilare: Nu blocați orificiile de ventilație. Asigurați o circulație adecvată a aerului în jurul unității.
Căldură: Țineți unitatea departe de surse de căldură, cum ar fi calorifere, registre de căldură, sobe sau alte aparate care produc căldură.
curatenie: Curățați doar cu o lavetă uscată. Nu utilizați detergenți lichizi sau aerosoli.
Service: Nu încercați să reparați singur acest produs. Consultați toate lucrările de service către personalul calificat de service.
Eliminare: Eliminați bateriile și componentele electronice conform reglementărilor locale.

3. Conținutul pachetului

Verificați dacă toate articolele enumerate mai jos sunt incluse în pachetul dumneavoastră:

TASCAM DR-70D 4-Channel Portable Audio Recorder
TASCAM AK-DR70C Accessory Kit, including:

Fuzzy Windscreen
Shock-absorbing Shoe Mount Adapter
Two 3.5mm Stereo Cables

Cablu USB
Manualul de utilizare (acest document)

TASCAM AK-DR70C Accessory Kit components

Image 3.1: The TASCAM AK-DR70C Accessory Kit, including a fuzzy windscreen, two 3.5mm stereo cables, and a shoe mount adapter.

4. Produs terminatview

4.1. Comenzi și afișaj de pe panoul frontal

The front panel of the DR-70D features the main display, input level controls, and recording buttons.

TASCAM DR-70D front panel with display and controls

Imaginea 4.1: Față view of the TASCAM DR-70D, showing the LCD screen, input gain knobs, and recording controls.

Display LCD: Shows recording levels, time, battery status, and menu options.
Butonul MENU: Accesses the system settings and recording parameters.
DATA Knob: Navigates menus and adjusts values. Press to confirm selections.
Input Gain Knobs (1/L, 2/R, 3/L, 4/R): Adjusts the input level for each of the four channels.
Indicatori PEAK: Se aprinde când semnalul de intrare este prea puternic, indicând o posibilă saturare.
Buton REC: Starts and stops recording.
DUAL REC Indicator: Lights up when Dual Recording mode is active.
SLATE Button: Generates a slate tone for easy audio/video synchronization.

4.2. Side Panels (Inputs/Outputs)

The DR-70D features various input and output ports for versatile connectivity.

TASCAM DR-70D side panels showing XLR inputs and other ports

Imaginea 4.2: Laterală views of the TASCAM DR-70D, illustrating the XLR/TRS inputs on one side and the camera input/output, headphone jack, and remote port on the other.

XLR/TRS Inputs (1-4): Four balanced inputs with phantom power (24V/48V) for connecting professional microphones.
EXT IN 1/2: External input for connecting additional devices.
Port REMOTE: For connecting an optional remote control.
IN-●-OUT (Camera Input/Output): 3.5mm stereo mini-jack for connecting to a DSLR camera. The input allows monitoring camera audio, and the output sends the DR-70D's mix to the camera.
Jack PHONES: 3.5mm stereo headphone output for monitoring audio.
IEȘIRE LINIE: Stereo line output for connecting to external mixers or other audio devices.
Port USB: For data transfer and firmware updates.

4.3. Built-in Microphones

The DR-70D includes two built-in omnidirectional microphones for capturing ambient sound or quick stereo recordings without external mics.

TASCAM DR-70D mounted on a camera, highlighting built-in microphones

Image 4.3: The TASCAM DR-70D mounted on a DSLR camera, with indicators pointing to the built-in omnidirectional microphones (Mic 1 and Mic 2).

4.4. Opțiuni de montare

The compact design allows for versatile mounting options, including above or below a camera, or on a tripod.

Image 4.4: The TASCAM DR-70D showcasing its compact and robust design, suitable for various mounting configurations.

Tripod Threads: Located on the bottom for mounting on tripods or follow-focus cages.
Suport patinatoare: The optional AK-DR70C adapter allows mounting the DR-70D on a camera's hot shoe.

5. Configurare

5.1. Alimentarea unității

The DR-70D can be powered by AA batteries (x4), a USB power bank, or an optional AC adapter.

Instalare baterie: Open the battery compartment on the rear of the unit and insert four AA batteries, observing correct polarity.
USB Power: Connect a USB power bank to the USB port for extended operation.

5.2. Introducerea cardului SD

The DR-70D records to SD, SDHC, or SDXC cards (up to 128GB).

Locate the SD card slot on the side of the unit.
Insert the SD card until it clicks into place. To remove, push the card in again until it springs out.

5.3. Conectarea microfoanelor

Connect your microphones to the XLR/TRS inputs (1-4) or use the built-in microphones.

For condenser microphones requiring phantom power, enable 24V or 48V phantom power in the menu settings for the respective input channels.
The 3.5mm stereo mini jack input (EXT IN 1/2) supports standard video camera mics with plug-in power.

5.4. Montarea pe cameră

To mount the DR-70D on a DSLR camera:

Attach the shock-absorbing shoe mount adapter (from AK-DR70C) to the bottom of the DR-70D.
Slide the adapter into your camera's hot shoe.

TASCAM DR-70D mounted on a DSLR camera with windscreen

Image 5.1: The TASCAM DR-70D mounted on a DSLR camera, demonstrating a typical setup for videography.

5.5. Connecting to DSLR (Input/Output)

Use the provided 3.5mm stereo cables to connect the DR-70D to your DSLR camera.

Connect the DR-70D's IEȘIRE LINIE to your camera's audio input for recording the mixed audio directly to your camera.
Connect your camera's audio output to the DR-70D's IN-●-OUT (Camera Input) to monitor the camera's audio through the DR-70D's headphone jack.

Image 5.2: Close-up of the TASCAM DR-70D's camera input jack, used for monitoring audio from the camera.

Image 5.3: Close-up of the TASCAM DR-70D's camera output jack, used for sending the recorder's audio mix to the camera.

6. Instrucțiuni de utilizare

6.1. Înregistrare de bază

Power on the DR-70D.
Connect your microphones and set input levels (see 6.2).
Apăsați tasta REC button once to enter record-ready mode.
Apăsați tasta REC Apăsați din nou butonul pentru a începe înregistrarea. Indicatorul REC se va aprinde.
Pentru a opri înregistrarea, apăsați tasta REC buton.

6.2. Reglarea nivelului de intrare

Adjust the input gain for each channel using the dedicated knobs on the front panel. Aim for levels that peak around -6dB to -12dB on the meter to avoid clipping.

Dacă VÂRF indicator lights up frequently, reduce the input gain.
The DR-70D features high-quality HDDA mic preamps with up to 64dB of gain.

TASCAM DR-70D with 'Ultra HDDA Mic Preamp' label

Image 6.1: The TASCAM DR-70D features Ultra High Definition Discrete Architecture (HDDA) mic preamps for clear audio capture.

6.3. Moduri de înregistrare

The DR-70D offers multiple recording modes to suit different scenarios:

MONO/DUAL MONO: Ideal for recording a single performer. Dual Mono records a safety track at a lower level.

Image 6.2: Illustration of the DR-70D in MONO/DUAL MONO recording mode, suitable for single-source audio.

STEREO/DUAL STEREO: Best for recording with the built-in microphones or an external stereo mic. Dual Stereo records a safety track.

TASCAM DR-70D in STEREO/DUAL STEREO mode

Image 6.3: Illustration of the DR-70D in STEREO/DUAL STEREO recording mode, for stereo sound capture.

2MIX/DUAL 2MIX: Creates stereo files from two or more mixed inputs. Dual 2MIX creates a backup track at up to 12dB lower levels to prevent distortion.

Image 6.4: Illustration of the DR-70D in 2MIX/DUAL 2MIX recording mode, showing a setup with multiple microphones.

6.4. Utilizarea mixerului încorporat

The DR-70D includes a built-in mixer for its four inputs, allowing for individual recording and stereo mixing. Access mixer functions via the MENU button.

TASCAM DR-70D display showing mixer interface

Image 6.5: The TASCAM DR-70D's display showing the built-in mixer interface with four inputs and two outputs.

Tigaie: Adjusts the stereo position of each input.
limitator: Prevents input signals from exceeding a set level, reducing distortion.
Filtru Low-Cut: Reduces unwanted low-frequency noise (e.g., wind, rumble).
Mid-Side Decoding: For use with Mid-Side microphone configurations.

6.5. Slate Tone Generator

The slate tone generator produces reference tones to simplify audio/video alignment in post-production.

Țineți apăsat butonul ARDEZIE button to generate a tone manually.
Slate tones can also be set to generate automatically at the start and/or end of recordings via the menu.

Image 6.6: Close-up of the TASCAM DR-70D's SLATE button, used for generating alignment tones.

6.6. Monitorizarea audio

Conectați căștile la TELEFONURI jack to monitor your audio during recording and playback. Adjust headphone volume using the dedicated knob.

6.7. Redare

Use the transport controls (Play, Stop, Fast Forward, Rewind) on the front panel to review înregistrările tale.

7. Întreținere

curatenie: Ștergeți unitatea cu o cârpă moale și uscată. Nu utilizați substanțe de curățare abrazive sau solvenți.
Depozitare: Store the DR-70D in a cool, dry place away from direct sunlight and extreme temperatures. Remove batteries if storing for extended periods.
Actualizări firmware: Verificați TASCAM website periodically for firmware updates to ensure optimal performance.

8. Depanare

Problemă	Cauza posibila	Soluţie
Unitatea nu pornește.	Dead batteries; incorrect battery insertion; no power source.	Replace batteries; check battery polarity; connect USB power or AC adapter.
No sound recorded.	Microphones not connected; input gain too low; phantom power off for condenser mics; incorrect recording mode.	Check mic connections; increase input gain; enable phantom power; verify recording mode settings.
Audio distorsionat.	Input gain too high; limiter off.	Reduce input gain; enable limiter.
Eroare card SD.	Card not inserted correctly; incompatible card; card full; card corrupted.	Reinsert card; use compatible SD/SDHC/SDXC card; delete files or use new card; format card (will erase data).
No headphone output.	Headphone volume too low; headphones not connected; incorrect monitoring source.	Increase headphone volume; check headphone connection; select correct monitoring source in menu.

9. Specificații

Caracteristică	Caietul de sarcini
Marca	Tascam
Model	DR-70D
Interfață hardware	Card digital securizat
Factor de formă a microfonului	Built-In, Lavalier, Shotgun (via inputs)
Format audio	WAV
Mufă pentru căști	3.5 de milimetri
Timp de înregistrare digitală	Up to 120 hours (depending on card size and settings)
Mod de funcționare a microfonului	Stereo (built-in mics)
Intrări	4 x XLR/TRS combo, 1 x 3.5mm stereo mini-jack (EXT IN 1/2)
Ieșiri	1 x 3.5mm stereo mini-jack (LINE OUT), 1 x 3.5mm stereo mini-jack (PHONES)
Puterea fantomă	24V/48V selectable
Medii de stocare	SD card (64MB to 2GB), SDHC card (4GB to 32GB), SDXC card (48GB to 128GB)

10. Garanție și asistență

For warranty information and technical support, please refer to the warranty card included with your product or visit the official TASCAM webPăstrați dovada achiziției pentru reclamații în garanție.

Resurse online: The TASCAM website provides FAQs, driver downloads, and additional support documentation.
Contactați asistența: Contact TASCAM customer service for assistance with product issues or repairs.

Tascam DR-70D