Downloads
	Datasheet (PDF 384.0 KB) Owner's Manual (PDF 775.7 KB) Serial Protocol (PDF 143.0 KB) Architectural Spec Sheet (PDF 460.0 KB) Images

Features

In/Out Terminals  

• Variety of Wired Remote Control Terminals
• External Synchronized In/Out (RCA): You can synchronize with other the DN-780Rs
• Serial D-Sub 9 pin (RS-232C)
• Parallel D-Sub 25 pin
• Mini TRS: Six basic functions can be controlled: PLAY, FF, REW, STOP, PAUSE and REC/REC MUTE.
• T/S Mic Jacks on Front Panel (2)
• Cascade Connection In/Out (RCA)
• Optional XLR Input/Output Board^(*1)
• Mono Output switch (Output Level, L: +4dBm R: -10dBv)
• Headphone output (Selectable for Deck A, B or Mix)
• IR Remote Sensor

Playback/Recording Functions

Twin Output

• Simultaneously Playback of two different cassettes at the same time.
• Playback on Deck A while recording on Deck B or vice/versa
• Relay Play will play back both sides of the tape in Deck A, then both sides of Deck B.

Variety of Recording Modes

• Deck A/B Independent Recordings
• Recording simultaneously on both decks. (Twin Rec)
• Relay Record records on both sides of Deck A, then both sides of Deck B.
• Cascade Recording
• Multiple Synchronized Recordings

Mic Mixing Recording

• Mic Rec mode Select switch: OFF/LINE (You can monitor Mic sound without recording)/REC (Recording Mic Sound)
• Manual/Auto Gain Control

Other Features

• Normal/Double Speed Dubbing
• Cascade Playback
• Memory rewind (Return-to-Zero)
• Music Search
• Power On Playback
• Dolby B and C Noise Reduction System
• Dolby HX-Pro Headroom Extension System
• Independent FL Peak Hold Level Meter
• Independent Tape Counter
• MPX Filter

Mechanical Features

Quick Auto Reverse

• Independent Tape Speed Control of ±12%
• Non-Slip Reel Drive
• Auto Tape Selector (Normal, CrO2, Metal)

General Features 

• Standard 19 inch, 3RU Aluminum Front Panel

Options 

• RC-U620: Hand Held IR remote
• RC-41: Wristwatch IR remote
• RC-770TW: Wired remote

Specifications

Type	4-track, 2-channel stereo auto reverse dual cassette deck
Tape selector	Auto tape selector (I - Normal, II - CrO2, IV - Metal)
Heads
Record & Playback	Hard Permalloy x 2 (Revolving head)
Erase	Dual-gap ferrite x 2
Motors
Capstan	DC servo motor x 2
Reels	DC motor x 2
Wow & Flutter	0.060 % wrms, ±0.14% wpeak
Fast Forward time	Approx. 110 sec (C60)
Speed adjustment	±12 % with center click (Equipped independently for both drives)
Audio Section
Frequency response	20 Hz - 18 kHz, ±3 dB (at 20 dB, Metal tape )
Signal to noise ratio	74 dB (Dolby C on, 3% THD by CCIR/ARM)
Line input	50 mV, 240 kohms, unbalanced
Mic input	0.775 mV, unbalanced with T/S
Line output	775 mV, 47 kohms load, unbalanced
Headphones	1/4 inch stereo jack, 7 mW (33 ohms load, Selectable for deck A or B)
Noise reduction	Dolby NR B/C/OFF
Headroom extension	Dolby HX Pro
General
Power supply	AC 120V ±10%, 60 Hz (USA, Canada)
Power consumption	33 W
Dimensions	483 (W) x 134 (H) x 275 (D) mm 19.0 (W) x 5.3 (H) x 10.5 (D) inch
Weight	6.5 kg, 14.3 lbs

 

Specifications are subject to change without notice.

 

Dolby noise reduction and HX Pro headroom extension manufactured under license from Dolby Laboratories Licensing Corporation. HX Pro originated by Bang & Olufsen.

"DOLBY", the double-D symbol and "HX PRO" are trademarks of Dolby Laboratories Licensing Corporation.

D&M Professional A Division of Marantz America, Inc. 1100 Maplewood Drive Itasca, IL 60143 Phone: 630.741.0330 Fax: 630.741.0652