Intelligent Charging Function; Single Side Band (Ssb) - Tecsun PL-680 Operation Manual

TECSUN RADIOS AUSTRALIA

INTELLIGENT CHARGING FUNCTION

In power off mode, install 4 x UM3 (AA size) rechargeable (Ni-MH)
batteries to activate the built-in charging function. Connect the
external adaptor to start charging the batteries. The symbol "
advance from down to up while charging. It stops when the batteries
are fully charged.
When using non-rechargeable batteries, please turn off the charging
function; press & hold the [BATTERY] button, the "
disappears from the display.
Notes:
1. Before using new Ni-MH rechargeable batteries for the first time,
please charge them overnight. This will increase battery life.
2. Do not use batteries of different capacities at the same time.
3. Do not try to charge non-rechargeable batteries. This will damage
both the batteries and the device.
4. Please do not use an external adaptor with a different voltage, this
will damage the device.
5. When charging, if the external power adapter and the battery cover
become hot, this is normal.

SINGLE SIDE BAND (SSB)

1. In Shortwave mode, press the [SSB] button repeatedly to select
Upper Side Band (USB) or Lower Side Band (LSB).
 " USB" showing on the display indicates USB selection.
" LSB" showing on the display indicates LSB selection.
 " USB" and "LSB" disappearing means switching to SW.
2. Enter the SSB frequency directly by pressing the numeric keys
[0 – 9].
3. Then fine tune the [SSB BFO] knob to achieve better sound fidelity.
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PL-680