On the air from Los Angeles

K1SSZ

Shuntao Z. · General class · Los Angeles, California

Grid DM04
CQ zone 3
ITU zone 6
100 W · 80–10 m

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The rig

Yaesu FTX-1 Optima

The FTX-1 Field Head, a dual-receiver SDR with a 4.3″ touch screen, docked on the SPA-1. A push-pull pair of RD100HHF1 MOSFETs on a die-cast, fan-cooled chassis puts out 100 W, and a relay-switched auto tuner matches the antenna.

HF / 6 m: 100 W
2 m / 70 cm: 50 W
Tuner: Auto, HF/50

The antenna

80–10 m end-fed half-wave

One wire on ANT 1, fed from the end through a matching transformer, covering five bands.

Type: EFHW
Bands: 80 40 20 15 10
Power: 100 W

From DM04

Off the ionosphere

Los Angeles to Tokyo: 8,816 km in three hops off the F₂ layer.

From: Los Angeles
To: Tokyo, JA
Path: 3 hops

Worldwide

100 watts, one wire, the whole world

The day/night grey line on the globe is live for the moment you opened this page.

QTH · Station details

K1SSZ Los Angeles, California

Hi, I’m Shuntao. I operate as K1SSZ from Los Angeles with a Yaesu FTX-1 Optima at 100 W into an 80–10 m end-fed half-wave. Add a few sentences about how you got into radio and what you like to do on the air.

Operator

Call sign: K1SSZ
Name: Shuntao Z.
License class: General
Licensed since: Year

Location

QTH: Los Angeles, California
Grid square: DM04
CQ / ITU zone: 3 / 6
Continent: North America

Equipment

Transceiver: Yaesu FTX-1 Optima (Field Head + SPA-1)
Antenna: 80–10 m end-fed half-wave
Power: 100 W HF/6 m · 50 W 2 m/70 cm
Software: e.g. WSJT-X, logging

Bands & modes

80 m
40 m
20 m
15 m
10 m

SSB
CW
FT8
FT4
RTTY
FM

QSL

LoTWYes / No
eQSLYes / No
DirectSASE / policy
BureauYes / No

Contact & links

Recent activity

Room for a log of recent contacts, awards (DXCC, WAS, POTA), photos of the shack, or anything else you'd like to share.