MMC (MultiMedia Card) Removable Memory Cards

Full details here.
512MB holds 40 hours of notes + 2 hours of birdsong (at 24kbps and 64kbps respectively)
1GB cards are also supported.
Caution: Some (cheaper) larger cards cannot support the higher recording rates of 320kbps and above.

Audio Format (Notes)

22.05KHz sampling, stored in MP3 format @ 24kbps (=10.8MB/hour) Format selectable between 16kbps and 64kbps.

Audio Format (Bird song recordings)

44.1KHz sampling, stored in MP3 format, mono @ 64kbps (= 0.5MB /minute). (Equivalent quality to 128kbps stereo as used by most digital radio statioins. Format selectable between 64kbps and 384kbps)

Clock

Automatically synchronised to PC/Mac time when connected

PC/Mac Interface

USB 1.1

Capacity Indicator

5 LEDs show proportion of memory used.
 0-60% shows green, 60-80% amber, 80%-100% Red.

Recording Control

Two “press and hold to record” buttons

Audio Output

2.5mm mono headphone jack for standard earpiece

Microphone (Notes)

Proximity microphone.

Microphone (Bird song)

Forward facing higher gain microphone.
Sensitivity: -38±3dB (0dB=1V/Pa at 1KHz)
Sensitivity reduction : Within-3dB at 1.5V, 20Hz-20KHz
Click here for frequency response graph. S/N ratio : More than 58dB
Impedance: Max. 2.2 KΩ Standard power supply: 2.0 V DC

Battery

1 x AAA
We recommend high capacity batteries (1000mAh and above). Rechargeable batteries can be used but ensure you have 1000mAh ones (older ones typically hold only 250-300mAh).

Battery Indicator

LED flashes green (good), red and green (low), red (critical).

Attachment

Self-adhesive Velcro^® strips supplied.
Note: Applying self-adhesive Velcro^® strips to binoculars should be considered a permanent fixing. Attempting to remove the pads may damage the surface finish of the binoculars.

Weight

Approximately 50g (2 ounces) including battery.

Annotation

Date and time automatically noted. Add location, observers, highlights, species notes as required.

Indexing

Groups recordings by date and by location.

Intra-day indexing

Recordings are automatically grouped according to the delay between them - helping you spot when you moved to another site.

Highlighting

Any time you clicked the record button while recording, a star is shown on the uploaded recording. Hence it is very easy to find the most interesting sections.

Audio Field-guide Builder

Walks you through the steps to download your own audio field-guide starting from wav or mp3 files.

Operating System

Windows 2000, XP or Vista.
Apple MAC OS X 10.4 or later on PowerPC or Intel platform

CPU

Pentium II 300MHz or higher

Memory

128MB or more

Disk Space

100MB for program files, 7.5MB per hour of recorded notes, 0.5MB per minute of recorded birdsong (both assume default recording rates).

Display

Colour monitor of at least 800 x 600 pixels, 16-bit colour or higher.

USB

A spare USB 1.1 (or higher) port

CD Drive

To install the program from.

CD or DVD Writer

Strongly recommended to allow backup of your recordings

Internet Connection

Strongly recommended to allow automatic updates.