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Solar Filters, 6.58 inch Full-Aperture Glass  #07737
Solar Filters, 6.58 inch Full-Aperture Glass #07737
$109.95
-TH-D74A triband HT with APRS
[19582]
$609.95 $559.95
-TH-D74A triband HT with APRS


Kenwood Instant Coupon $50.00
(Good thru 12/31/2017)

The Kenwood TH-D74A is showing the way to even more capable and versatile amateur digital HTs.

Industry's first*1 portable amateur radio, supporting on both APRS and D-STAR®

The model shown here made its maiden appearance at the 2016 Dayton Hamvention. This triband radio operates on the 144, 220 and 440 MHz bands. Supported modes include: DV / DV Fast data / FM / NFM / WFM / AM (receive). It is equipped with a built-in TNC (1200/9600) and provides APRS® (Automatic Packet/Position Reporting System) and there is an integrated GPS! It will also support D-Star with superior audio. It is Bluetooth compliant and supports microSD and Micro-USB.

Receive frequency ranges include: 136-174, 216-260, 410-470 [A] and 0.1-524 [B] MHz.

Features
  • Transflective Color TFT Display
  • 1000 Alpha Memories
  • APRS
  • 13.8 VDC Input Jack
  • DTMF Memory
  • Built-in 1200/9600 bps TNC
  • DSP Voice Processing
  • Integrated GPS
  • Bluetooth Compliant
  • Extended Receive with HF CW/SSB
Supplied With :
Antenna	Yes, , Ferrite Bar Antenna suitable for receiving mid- and low-HF bands
Battery	Yes, , KNB-75L - Li-ion battery (1800 mAh)
Belt Clip	Yes
Charger	Yes, Supplied with US/Japan mains cables
Instruction Manual	Yes, , Printed "Basic operations" manual in English, German, French, Italian, Spanish & Dutch
Screw Set	Yes,  for belt clip
USB Cable	Yes,, USB-A to Micro-USB-A cable

Accessories:
    EMC-11W   Clip microphone with Earphone and PTT
    EMC-12W   Clip microphone with Earphone and PTT (VOX ready)
    HMC-3     Lightweight Headset with VOX & PTT
    KHS-21    Lightweight Headset - for VOX operation
    KNB-75L   Li-ion battery (1800 mAh)
    PG-2W     DC Cable for portables
    PG-3J     Filtered cigarette lighter adaptor.
    PS-60     DC Power Supply
    SMC-32    Speaker Microphone
    SMC-33    Speaker Microphone with Programmable Function Keys
    SMC-34    Speaker Microphone with Programmable Function Keys and Volume Control

Main specification of TH-D74

General specification
Frequency range Band-A Transmission : 144 - 146, 430 - 440 MHz
Reception : 136 - 174, 410 - 470 MHz
Band-B
(VFO operating range)
Reception : 0.1 - 76, 76 - 108 MHz (WFM)
108 - 524 MHz
Frequncies below cannot be received.
253 - 255, 262 - 266, 271 - 275,
380 - 382, 412 - 415 MHz
Radio wave format Transmission F3E, F2D, F1D, F7W
Reception F3E, F2D, F1D, F7W, J3E, A3E, A1A
Operating temperature range
When supplied KNB-75L is used
-20 °C ~ +60 °C
-10 °C ~ +50 °C
Frequency stability +/- 2.0 ppm
Antenna impedance 50 Ω
Power-supply voltage range External power source DC 11.0 - 15.9 V (STD:DC 13.8 V)
Battery terminal DC 6.0 - 9.6 V (STD:DC 7.4 V)
Current during transmission (TYP.) - External power source 13.8 V / Battery: 7.4 V
DC-IN H  M  L   EL
1.4 A 0.9 A 0.6 A 0.4 A
BATT H  M  L   EL
2.0 A 1.3 A 0.8 A 0.5 A
Current during reception (TYP.) Single 260 mA (at rated power output)
135 mA (SQ close)
48 mA (average at save)
Dual 310 mA (at rated power output)
185 mA (SQ close)
50 mA (average at save)
GPS receiver mode 115 mA
Operation time*5 (reference) - Single, Save on, Rate 6:6:48 sec, GPS off
KNB-75L (1,800mAh) H   M   L   EL
6hrs 8hrs 12hrs 15hrs
KNB-74L (1,100mAh) H   M   L   EL
4hrs 5hrs  7hrs 9hrs
KBP-9 (alkali AAAx6) H   M   L   EL
----   ----  3.5hrs  ----
About 10% shorter when GPS is on.
Dimension
(width x height x depth)
- Protruding object not included
With KNB-75L 56.0 × 119.8 × 33.9 mm
With KNB-74L 56.0 × 119.8 × 29.3 mm
With KBP-9 56.0 × 119.8 × 36.0 mm
Mass Body only 202 g
With KNB-75L 345 g (including antenna and clip)
With KNB-74L 315 g (including antenna and clip)
With KBP-9 360 g (including antenna, clip and 6 AAA bateries)

Transmission
Transmission output External power source 13.8 V / Battery: 7.4 V
H  M  L   EL 
5 W 2 W 0.5 W 0.05 W
Modulation system FM Reactance modulation
DV GMSK reactance modulation
Maximum frequency shift FM +/-5.0 kHz
NFM +/-2.5 kHz
Transmission spurious HI / MID -60 dBc or less
L / EL -13 dBm or less (144 MHz)
L / EL -16 dBm or less (430 MHz)
Microphone impedance 2 kΩ

Bluetooth
Version and class Version 3.0、Class 2
Transmission output -6 < Pav < 4 dBm
Modulation characteristic 140 ≦ ⊿f 1avg ≦ 175 kHz
Initial carrier frequency -75 ≦ fo ≦ +75 kHz
Carrier frequency fluctuation ±25 kHz (1 slot packet)
±40 kHz (3 slot packet)
±40 kHz (5 slot packet)

Reception Band-A Band-B
Reception system F3E, F2D, F1D, F7W Double super heterodyne
Triple super heterodyne
J3E, A3E, A1A
Intermediate frequency 1st IF - 57.15 MHz 58.05 MHz
2nd IF - 450 kHz 450 kHz
3rd IF J3E, A3E, A1A - 10.8 kHz
Sensitivity (TYP.)
Amateur band
FM 12 dB SINAD
FM/NFM 144 MHz 0.18/0.22 uV 0.19/0.24 uV
FM/NFM 430 MHz 0.18/0.22 uV 0.20/0.25 uV
DV PN9/GMSK 4.8 kbps,
BER 1%
- -
144 MHz 0.20 uV 0.22 uV
430 MHz 0.22 uV 0.22 uV
SSB 10 dB S/N - 0.16 uV
AM 10 dB S/N - 0.50 uV
Excluding above amateur band AM 10 dB S/N
0.3 - 0.52 MHz - 4 uV
0.52 - 1.8 MHz - 1.59 uV
1.8 - 54 MHz - 0.63 uV
54 - 76 MHz - 1.12 uV
118 - 174 MHz - 0.50 uV
200 - 250 MHz - 0.63 uV
382 - 412 MHz - 1.12 uV
415 - 524 MHz - 1.12 uV
FM 12dB SINAD
28 - 54 MHz - 0.32 uV
54 - 76 MHz - 0.56 uV
118 - 144 MHz 0.36 uV 0.36 uV
148 - 175 MHz - 0.36 uV
200 - 222 MHz - 0.36 uV
225 - 250 MHz - 0.36 uV
382 - 400 MHz - 0.50 uV
400 - 412 MHz 0.36 uV 0.36 uV
415 - 430 MHz 0.36 uV 0.36 uV
450 - 490 MHz 0.36 uV 0.36 uV
490 - 524 MHz - 0.63 uV
SSB 10 dB S/N
1.8 - 54 MHz - 0.40 uV
54 - 76 MHz - 0.79 uV
144 - 148 MHz - 0.16 uV
222 - 225 MHz - 0.20 uV
430 - 450 MHz - 0.16 uV
FM broadcasting band WFM 30 dB S/N
76 - 95 MHz - 1.59 uV
95 - 108 MHz - 2.00 uV
Squelch sensitivity (TYP.) - 0.18 uV 0.25 uV
Spurious interference ratio 144 MHz 50 dB or more 45 dB or more
430 MHz 50 dB or more 40 dB or more
IF interference ratio - 60 dB or more 55 dB or more
Selectivity -6 dB 12 kHz or more
-50 dB 30 kHz or less
AF output 7.4 V, 10% distortion rate 400 mW or more/8 Ω

GPS
TTFF cold start Approx. 40 sec
TTFF hot start Approx. 5 sec
Horizontal positioning accuracy 10 m or less
Reception sensitivity 25℃, open sky Approx. -141 dBm (capture)

*5: Estimate value when repeatedly operated in proportion of transmission 1: reception 1: and waiting 8 (measurement condition; transmission 6 sec: reception 6 sec: waiting 48 sec). Measurement method specified by JAIA is applied.

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This product was added to our catalog on Thursday 18 August, 2016.
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