Sony MZ-R 30 specifications

Brand : Sony

General

connectors

Tech nical data

special features

number of inputs: 3
- microphone (Stereo mini Jack 3.5 mm, between the "Line In" and "Microphone" switchable)
- Line-In (Stereo - mini Jack 3.5 mm, between the "Line In" and "Microphone" switchable)
- Optical digital input (Stereo mini-Jack 3.5 mm)
number of outputs: 2
- headphone (stereo mini-Jack 3.5 mm)
- Line-Out (stereo mini-Jack 3.5 mm)

microphone (Stereo mini Jack 3.5 mm, between the "Line In" and "Microphone" switchable)
Line-In (Stereo - mini Jack 3.5 mm, between the "Line In" and "Microphone" switchable)
Optical digital input (Stereo mini-Jack 3.5 mm)

transducer: 44.1 kHz
MD-compression: ATRAC 4.0
frequency response: 20-20.000 Hz
THD:
signal-to-noise ratio: analog recording 85.5 dB, digital output, 88 dB, microphone input, 72 dB (data by stereo play 9/1997, p. 53)
dynamic range:
Supported formats: Stereo, Mono (Longplay)
Hi-MD-support: no
Anti-Shock: 30 seconds
playback functions:
- track programming: Yes
- Shuffle: Yes
- Repeat: Yes
recording functions:
- recording modes: SP, Mono
editing functions:
- title, name is editable: Yes
- Delete: Yes
- Move: Yes
- Parts: Yes
- Connect: Yes

wired remote control (not a Display, but other Sony remote controls can be used)
Anti-Shock
the device, the desired tracks have been largely made of metal
Vertical Jog Dial-fast selectable by simply changing the Jog Dial is rotated Ring and is latched (falls to/from 10 years)
terminal of a battery compartment with two AA batteries to the device. Thus, according to the operating instructions, up to 15 hours of music listening are possible
Mono longplay with doubled recording time is possible for an MD
Sampling rate converter installed for 32 kHz and 48 kHz - via the digital input jack

Other models of the same series:
Previous model: Sony MZ–R 3
Successor model: Sony MZ-R 3 5 (similar in construction, almost the same externally)
the good lithium-ion battery LIP-12 from Sony is no longer available, production has been discontinued. But there are still working no-name replacement batteries (as of 3/2020)
Sony named its portable MD players and recorders "MD-Walkman" in reference to the famous cassette players from Sony

Audio reader choice "The Golden Ear" 1998: MD-Portables and DAT Portables: 3rd place (Cf. Audio 12/1998)
STEREO 8/1997: Stereo test rating: 2 stars, Very good. "Very flat and, thanks to ATRAC 4 with a sampling rate converter, largely vibration-resistant, there is a little more noise than stationary models." (Zit. Stereo test mirror)
STEREOPLAY 9/1997: Upper middle class, good. Sound 17 points (from mid-1998 34 points), Price / performance: Very good. "Practically equipped portable MD recorder with high utility value and good sound characteristics, which sets technical standards at a competitive price."
AUDIO 5/1997: Upper class. Sounded good, total 63 points (Aufn. digital 65 p./ Aufn. analog 60 p.), 3 ears. Price/ performance: Very good.
AUDIO 2/1998: in "Minidisc Extra - Test- and Market Overview", p.33 summarizing, as in 5/1997. "While Sharp is retreading its Porti range and current models are only now coming onto the market, the Sony MZ-R 3 0 (Test Audio 5/1997) is the undisputed number one among portable recorders." (Quote Audio 2/1998, p.30)

Sony MZ-R 30