BLAZER ELECTRONIC CENTRE

FT-257

175.00

UHF HANDY TRANSCEIVER C/W PA-48C ADAPTER CHARGER

Quantity:

The FT-257 is a compact, simple to operate handheld radio that provides up to 5 Watts of RF power, along with loud audio output (800 mW) for the 70cm amateur band. The FT-257 ruggedly constructed water resistant body is sealed tight to meet IPX5 protection requirements. It is packed with popular and valuable features demanded by Amateur Radio operators around the world.

Scanning

Lots of Scanning Mode Flexibility: VFO / Memory / PMS / Dual Watch

Adjustable TX Deviation

TX Deviation level is adjustable (±5 kHz or ±2.5 kHz)

Emergency Features

Emergency Operation (Alarm, Flash, Morse Code Message)

Automatic Power Off

Transmit Time-Out-Timer (TOT) and Automatic Power-Off (APO) included

Battery Voltage Display

Know in at instant how much batter life is still available

Automatic Transponder System

ATS (Automatic Transponder System) "beeps" when moving out of communication range

Busy Channel Lock-Out (BCLO)

Large LCD Diplay

New Ergonomic design and Large Backlit LCD Display for better operation

5 Watts of Reliable RF Power

RF Power Output 5.0 W (High) / 2.0 W (Middle) / 0.5 W (Low) (@7.4 V)

Loud Audio

800 mW of Loud Audio for noisy field operations

Rugged Case and Submersible

Rugged case construction and Submersible (Water Protection
IPX5 Rating)

Lockout Capabilites

Password Protection Keypad/Dial/PTT Lockout

Plenty of Memory Channels

200 Memory Channels for Serious users

Smart Search

Smart Search for easily select active channels

CTCSS and DCS Flexibility

CTCSS (50 tones) and DCS (104 codes) Encode/Decode, with
split Tone and DCS Encode-only capability

DTMF Auto-Dial

Nine DTMF Auto-dialer memories

Automatic Repeater Shift (ARS)

Automatic Repeater Shift (ARS)

	FT-257
General
Frequency Ranges	RX 400 - 480 MHz TX 430 - 450 MHz
Channel Steps	5/10/12.5/15/20/25/100 kHz
Frequency Stability	±-5 ppm @ 14° to 140° F (-10° to +60° C)
Repeater Shift	±1.6 MHz, ±5 MHz, ±7.6 MHz
Emission Type	F2D , F3E
Antenna Impedance	50 Ohms
Supply Voltage (Negative Ground)	Nominal: 7.4 V DC Operating: 5.0 - 10.0 V DC (EXT DC Jack)
Current Consumption (Approx.) @7.4 V	200 mA (Receive, 200 mW output)
	70 mA (Standby, Saver Off)
	25 mA (Standby, Saver On)
	0.5 mA (Auto Power Off)
	1.8A(5WTX)
Operating Temperature	—4° to 140° F (-20 °C to +60 °C)
Case Size	2.45" (W) x 4.74" (H) x 1.52" (D) (62 x 120.5 x 38.5 mm) (W/O knob, antenna, & belt clip)
Weight	9.9 Oz (280 g) with FNB-124LI, antenna, and belt clip
Transmitter
RF Power Output	5.0 W (High) / 2.0 W (Middle) / 0.5 W (Low) (@7.4 V)
Modulation Type	Variable Reactance F2D, F3E
Maximum Deviation	±5.0 kHz (F2D, F3E)
Spurious Emission	At least 60 dB down (@ High and Middle power) At least 40 dB down (@ Low power)
Microphone Impedance	2 k Ohms
Receiver
Circuit Type	Direct-Conversion
Sensitivity	0.2 pV for 12 dB SINAD (430-450 MHz)
Selectivity	12 kHz/35 kHz (-6 dB /-60 dB)
AF Output	800 mW @ 16 Ohms for 10 % THD (@ 7.4 V) (Internal Speaker)

FT-252_257_brochure.pdf

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