with present Model (MZ-RH1)with present Model (MZ-RH1)
two types of adaptor for external battery for MZ-RH1
ELI 
** Please alterate and adopt these equipments appearing here of your own responsibility.
hand-made external power supply for Hi-MD (present model MZ-RH1 ;in Japanese)(English page) recorder SONY MZ-NH1
to achieve 33.5-hour full disk recording (with a microphone, by ATRAC3plus/48kbps) in the field
enlarge image/ extract the AC converter connector from the Hi-MD Dock.
And remove the cable with "USB connector" attatched to MZ-NH1.
enlarge image/ cut the USB cable attatched to MZ-NH1.
Feel easy, as you have two!
enlarge image/ 
enlarge image/ move plus (red) cable from the terminal 3 to terminal 1.
enlarge image/ attatch the new USB connetor and cable to AC connetor.
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setting of NH1 with a pin-microphone *Audio-technica AT805F(omnidirectional, plug in power) /AT9842 (stereo) and a battery case into a water proof case;
we need to use four new Panasonic 3A oxyride batteries to gain enough voltage to achieve continuous 33.5-hour recording.
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I now use MYBATPRO LI_ION rechargaeable batterys (4400mAh, DC 7.2V) for a MZ-NH1 recording set.
View set on a forest tower at Chichibu mountains.
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A remote controller RM-MC40ELK was attatched to MZ-NH1 and now available at SONY web site,
This one is quite convenient.
