Tecsun PL-990x User Manual

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Display Backlight
Use the [ ] switch on the front panel of the device to select your preference:
“ON”: Backlight is set to always-on.
“AUTO OFF”: Backlight turns on when a button or tuning knob is operated and
turns off after 5 seconds.
Keylock
To activate the keylock, press and hold [ SNOOZE ● DISPLAY ● ]. The
lock “ ” icon is displayed and the buttons and tuning knobs are disabled.
Press and hold [ SNOOZE ● DISPLAY ● ] again to unlock.
Tone Selection
Use the [ TONE ] switch to adjust the “BASS” (lower frequencies) or “TREBLE”
(higher frequencies) of the speaker sound.
Using Headphones
Plug a stereo headphone (below 300Ω) into the [ ] socket.
Stereo Audio Output (Line Out)
To feed audio to external amplifiers, amplified speakers or recording
equipment. Use a stereo audio cable with a 3.5 mm (1/8 inch) plug to connect
the [ LINE OUT ] socket of PL-990x to the audio input socket of the external
device.
Note: Volume control on this device is disabled while feeding audio through
the [ LINE OUT ] socket.

Tecsun PL-990x Specifications

General

Frequency Range AM	520 - 1710 kHz
Frequency Range SW	1711 - 29999 kHz
Frequency Range LW	100 - 519 kHz
Display	LCD with backlight
SSB	Yes
Selectivity FM	>60dB
Frequency Range FM	64-108 MHz
Type	Portable Radio
Modes	AM, FM, LW, SW, SSB
Audio Output	Headphone and speaker
Antenna	External antenna jack, telescopic antenna
Tuning Steps AM	1 kHz / 9 kHz / 10 kHz
Tuning Steps SW	1 kHz / 5 kHz
Sensitivity FM	3 μV
Sensitivity AM	1 mV/m
Selectivity AM	>60dB
Additional Features	Alarm clock, Sleep timer