Tecsun PL-660 User Manual

www.tecsunradios.com.au
LCD DISPLAY
MHz
A B
SL EEP
kHz
Timer A
PAGE PRESET
mb
SLOW
Ni-MH
Battery
FM MW LW Shortwave BW
FAST
Timer B
Charge
0 1 2 3 4 5
SYNC
AIR
1 2 3 4 5 6 7
8
9
10
11
1213141516
18
19
17
0 1 2 3 4 5
0 1 2 3 4 5
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
4.....................................................................................PL-660
19
Battery Consumption indicator
“ ” : Full
“ ” : Empty
Signal Strength indicator
“ ”: Strong Signal
“ ”: Weak Signal
Digital Number Display:
With radio off: Time & System settings
With radio on: Frequency or Error display
Sleep timer indicator
Alarm Timer A or B – Timer indicator
Charging Indicator
Digital Number Display:
With radio off: preset alarm time and charging time
With radio on: time, page & memory address, SW meter band displays.
SW meter band indicator
PAGE: Memory Page number
PRESET: Memory Address number
Alarm Timer A or B - On/Off indicator
Key-Lock indicator
Synchronous band detection
Single Side Band (SSB) indicator
USB: Upper Side Band
LSB: Lower Side Band
Tuning Speed:
Slow: Slow Tuning
Fast: Fast Tuning
KHz: frequency unit for MW, LW & SW
MHz: frequency unit for FM
AM Band width indicator
: AM Wide band
: AM Narrow band
FM, MW,LW and SW Band indicator
FM Stereo indicator
Air Band indicator
Ni-MH Rechargeable Battery indicator

Tecsun PL-660 Specifications

Frequency Range

FM frequency range	76~108 / 87~108 MHz
MW frequency range	522~1620 / 520~1710 kHz
LW frequency range	100~519 kHz
SW frequency range	1711~29999 kHz
AIR frequency range	118~137 MHz

Sensitivity

FM sensitivity	Less than 3 uV
MW sensitivity	Less than 1 mV/m
LW sensitivity	Less than 5 mV/m
SW sensitivity	Less than 20 uV
SSB sensitivity	Less than 1 uV
AIR sensitivity	Less than 5 uV

Selectivity and S/N Ratio

FM selectivity	＞ 30 dB (±200 kHz)
MW/LW selectivity	＞ 40 dB (±9 kHz)
SW selectivity	＞ 40 dB (±5 kHz)
FM S/N ratio	Less than 60 dB
MW/LW S/N ratio	Less than 45 dB
SW S/N ratio	Less than 50 dB

AM Frequency

SSB, AM 1st IF	55.845 MHz
AM 2nd IF	455 kHz
FM IF	10.7 MHz

Output Power

Speaker output power	≥ 450 mW
Earphone output power	≥ 10 mW
FM Stereo crosstalk	Less than 20 dB