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Specifications
Tape
y (normal position type)
Recording system
BM-577: 4-track 2-channel monaural
BM-575: 2-track 1-channel monaural
Speaker
Approx. 2.8 cm (1
1
in.) dia.
8
Tape speed
2.4 cm/s (
15
ips), 1.2 cm/s (
15
ips)
16
32
Frequency response
BM-577: 250 to 4,000 Hz (at 2.4 cm/s)
BM-575: 300 to 3,500 Hz (at 2.4 cm/s)
Input
Microphone jack (minijack) sensitivity 0.2 mV for low impedance
microphone
Output
Earphone jack (minijack) for 8 - 300 ohms earphone
Power output
150 mW (at 10 % harmonic distortion)
Battery life
Continuous recording hours with the built-in microphone:
Approx. 7.5 hours (average) with alkaline batteries.
Approx. 1.5 hours with a rechargeable battery after charged for 5 hours.
Power requirements
3 V DC batteries size AAA (R03) 2/External DC 3 V power sources
Dimensions (w/h/d) (incl. projecting parts and controls)
Approx. 60 122 23.4 mm (w/h/d)
(2
3
4
7
15
⁄
in.)
8
8
16
Mass
Approx. 155 g (5.5 oz.)
Approx. 185 g (6.5 oz.) (incl. batteries and cassette)
Supplied accessory
Carrying case (1) (BM-577 only)
Design and specifications are subject to change without notice.
Optional accessories
AC power adaptor AC-E30HG
Electret condenser microphone ECM-155, ECM-144
Message coupler TL-2
Telephone pickup TP-15
Telephone recording adaptor TL-4
Rechargeable battery pack BP-43
Cassette eraser BE-9H
Earphone ME-L82
Microcassette MC-60BM, MC-30BM
Your dealer may not handle some of the above listed optional accessories.
Please ask the dealer for detailed information about the optional accessories
available in your country.
Maintenance
To clean the tape heads and path
BM-575
Pinch-roller
Record/playback/erase
head
Capstan
BM-577
Record/playback head
Erase head
Pinch-roller
Capstan
Wipe the heads, pinch roller and the capstan with a cotton swab
moistened with alcohol every 10 hours of use.
To clean the exterior
Use soft cloth slightly moistened in water. Do not use alcohol,
benzine or thinner.
This warranty is valid only in the United States.
BM-575/577.E.3-800-079-2X.U/CA
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