1998 Noise Figure Results

1998 Noise Figure (NF) Results

Tested in Kansas City, MO - 24 July 1998

50 MHz	Call	Design	Device	NF (dB)	Gain (dB)
	W4KXY	DEMI-CONVERTER		0.96	22
	KW0T	DEMI	ATF-10136	1.23	21.53
	WA5VJB	CAVITY		1.3	22.5
	W9JN	TE SYSTEMS		1.5	17.7
	KB0PE	DEMI	ATF-10136	1.5	23

144 MHz	Call	Design	Device	NF (dB)	Gain (dB)
	KA0RYT	HB	FSC11LG	0.18	25.5
	WA8WZG	MCM	MGF 1402	0.26	24.3
	WA5VJB	CAVITY	MGA2116	0.29	16.92
	WA1MKE	SSB		0.31	24.5
	WA5VJB		MGF-1801	0.36	22.6
	WD5AGO			0.37	20.5
	WQ0P	WD5AGO CAVITY	MGF1302	0.43	22
	WQ0P	LC	MGF 1302	0.45	19.3
	K5LLL	LANDWEHR		0.52	18.42
	KD4NOQ	ARR		0.61	25.5
	W0PT	ARR SP144VDG		0.62	23.5
	WA9KRT	K9CA	MGF 1302	0.8	19.33
	WA9KRT	VE7BQH	MGF 1302	0.99	20
	N0UK	DEM	ATF-10136	1.2	20.2
	W0PT	W9QXP		3.8	0.4
	KB0PE	JANEL LABS		7	13.6
	KB0PE	HB	MRF 901	9.3	8.5
	KB0PE	"HB,"	RCA 40643	13	10
	W4KXY	DEM	Transverter	1.02	16.4

222 MHz	Call	Design	Device	NF (dB)	Gain (dB)
	WA5VJB		MGF1801	0.57	21.5
	K4YA	DEMI-CK		0.76	16.58
	KA9VAW	DEMI-CK		1	17.96
	K5LLL	ARR-VDG		1.25	19.7
	K5MAT	ADV RECEIVER RES		2.25	18.5
	KB0PE	HANS PETERS		4.9	28.4

432 MHz	Call	Design	Device	NF (dB)	Gain (dB)
	KA0RYT-F	TAPPED HB CAVITY	FHX05LG	0.22	22.47
	K5JL	HB	MGF-1302	0.22	22.9
	KA0RYT-A	HB CAVITY	FHX35LG	0.26	21.5
	KA0RYT-C	HB CAVITY	ATF-10135	0.27	18.4
	JH0WJF-1	FHX35LG		0.27	23.28
	KA0RYT-H	HB CAVITY	FHX35LG	0.29	20.08
	KA0RYT-B	HB CAVITY	FHX35LG	0.29	23.8
	KA0RYT-E	HB CAVITY		0.3	25.9
	JH0WJF - 3		MGF4318	0.31	25.2
	W7CNK	W7CNK	ATF-36077 L/C	0.32	20.8
	KA0RYT-G	HB CAVITY		0.32	22.1
	JA9BOH	FHX35LG		0.32	23.73
	JA2TY	FHX05LG		0.34	21.49
	JH0WJF-2		MGF-4318	0.34	21.9
	KB0MNK	RYT CAVITY	FHX35	0.35	20.33
	WA5VJB	VJB	ATF-13284	0.36	18.4
	WD5AGO	STRIPLINE-HB	LP7512-AT32033	0.38	38
	W1MKE	SSB		0.4	24.2
	WD5AGO	CAVITY HB	FHX35LG-MAR11	0.41	28.8
	JR9NWC	FHX05LG		0.42	20.15
	W7CNK	W7CNK	ATF-10135	0.42	23.39
	KB3PD	W6PO	ATF-10135	0.48	16.4
	JS3SHP	HB CAVITY	FHX05LG	0.49	26.5
	KA0RYT-K	WD5AGO	MGF-1302	0.5	15.4
	WQ0P	LC	MGF1302	0.62	17.1
	KB0PE	ARR-SP432VDG		0.73	20.2
	JA9BOH	W1JR		1.1	18
	AA0EN	DEMI	ATF-10136	1.5	22.6
	K5LLL	LANDWEHR		1.7	14.7
	K0RDF			1.8	9.5
	KB0PE	ICOM / MAST MNT	MRF902	3.6	11.7
	W0ZQ	COMM		3.89	12.9
	WA5VJB/AB5L	Centimeg Converter	2X 6AM4 Tubes!	9.97	21.34

902 MHz	Call	Design	Device	NF (dB)	Gain (dB)
	WD5AGO	SERIES-L	2XATF-36077	0.45	32.3
	W4KXY	DEMI/ TRANSVERTER	N/A	0.82	28.09
	WA5VJB			2.25	11.1
	WA5VJB	CELWAVE		2.73	12.8
	WA5VJB	CELWAVE-G		3.78	16.1

1296 MHz	Call	Design	Device	NF (dB)	Gain (dB)
	WD5AGO	AG0-2-23-HB	NE325-ATF10135	0.3	33.8
	WD5AGO	AGO-2-23	NE324-ATF10135	0.31	30.9
	WA1MKE	SSB-DX1296		0.38	26.9
	JA0BZC	HOMEBREW	FHX35LG	0.46	17.7
	KA0RYT	KB2AH	FHX35LG Cavity	0.77	28.6
	KB3PD	W6PO	ATF-10135	0.8	7.48
	WQ0P	WB5LUA	ATF-10135	0.84	13.8
	JA0BZC	HOMEBREW	MGF-1302	0.91	21.8
	W4RDI			1.4	5
	WF9X	COMM-SSB		1.42	19.11
	WA5VJB	W-J-LOW NOISE TWT		5.43	31
	N0UK	SOTA XVTR		6.86	8.6
	KA1VAW	WB6IGP		18	12

2304 MHz	Call	Design	Device	NF (dB)	Gain (dB)
	WA1MKE	SSBSLN	NA	0.35	30.6
	N0TOU	DEMI	ATF-30677	0.38	18.1
2400	N0TOU	DEMI / HB	ATF-36077	0.38	18.1
	WA8WZG	LUACOM / W5ZN	ATF-30677	0.48	17.86
	W5LUA	ATF-10136	ATF-10136	0.52	13.9
2401	N0TOU	DRAKE WITH PRE-AMP/HB	N/A	0.57	37.51
2304	N2CEI	DEMI 2304-144 Transverter	MGA-86576	1.75	18.54
2400	KA9VAW	MODE S CONVERTER		2.43	40.8
2304	VJB	W/J TWT	TWT	5.75	26.7

3456 MHz	Call	Design	Device	NF (dB)	Gain (dB)
3456 MHz	W9FZ	WB5LUA	2XATF-10136	0.95	25.2

5760 MHz	Call	Design	Device	NF (dB)	Gain (dB)
	W7CNK	W7CNK	ATF-36077	0.61	13.8
	W7CNK	W7CNK	ATF-10135	0.84	10
	W5LUA	WB5LUA	2XATF-10135	0.98	18.1
	N0DAG	HB	NE334	1.05	14.78

10368 MHz	Call	Design	Device	NF (dB)	Gain (dB)
	N2CEI	WB5LUA	2XATF-36077	1.2	16.8
	W7CNK	W7CNK	ATF-10135	1.34	9.87
	N4MW	WB5LUA	2XATF-13136	1.48	19.6
	W7CNK	W7CNK	2XATF-10135	1.71	19.15

24192 MHz	Call	Design	Device	NF (dB)	Gain (dB)
	K9PW	SSB/ DB6NT	NE32584	2.04	30.72
	WA8WZG	SSB/DB6NT	NE32584	2.15	26.05
	W5LUA	HP MMIC	HMMC-5023	2.95	20.65
	W5LUA	LUA PROTOTYPE	ATF-36077	5.78	12.01
	WA8WZG	DMC	N/A	6.2	13
	W5LUA	AVANTEK SMW87-1188	SER#16	9.16	9.6
	W5LUA	HB/ Converter	ATF-35076 + mixer	10
	W5LUA	AVANTEK SMW87-1188	SER# 48	11.4	7.6

Tested by W5LUA, N5QGH, WA8WZG, WD5AGO, W5ZN,KA0RYT, N0DAG, K0RDF and Sandra Estevez of Down East Microwave

HP346A Noise Source, Measurement Accuracy of system according to HP is +/- 0.2 dB!

Note - HP346C Noise Source used on 24 GHz