Audio Transformers

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Mfr. Part #	Availability	Price	Quantity	Datasheet	Series	Packaging	Product Status	Turns Ratio - Primary:Secondary	Impedance - Primary (Ohms)	Impedance - Secondary (Ohms)	DC Resistance (DCR) - Primary	DC Resistance (DCR) - Secondary	Transformer Type	Frequency Range	Frequency Response	Voltage - Isolation	Insertion Loss	Return Loss	Power Level	Operating Temperature	Approval Agency	Mounting Type	Size / Dimension	Height - Seated (Max)	Termination Style
TTC-5020 AUDIO XFMR 600 / 301 TH Tamura	1,667	-	RFQ	Datasheet	TTC	Bulk	Active	1:1	600	301	152Ohm	152Ohm	Data/Voice Coupling	300Hz ~ 3.5kHz	±1dB ~ ±4dB	1875VRMS @ 1 Second	3.75dB Max @ 1kHz	-	-20dB ~ 4dB	-	CSA-C22.2 No. 950-95, UL1950	Through Hole	0.886" L x 0.909" W (22.50mm x 23.10mm)	0.543" (13.80mm)	PC Pin
TTC-167 AUDIO XFMR 10K / 10K TH Tamura	3,988	-	RFQ	Datasheet	TTC	Bulk	Active	1:1	10k	10k	330Ohm	420Ohm	Data/Voice Coupling	300Hz ~ 4kHz	±1dB	1000VRMS @ 1 Minute	1.7dB Max @ 1kHz	-	-	-	CSA-C22.2 No. 66-M1988, UL1863	Through Hole	0.610" L x 0.689" W (15.50mm x 17.50mm)	0.551" (14.00mm)	PC Pin
TTC-170 AUDIO XFMR 600 / 600 TH Tamura	1,537	-	RFQ	Datasheet	TTC	Tube	Active	1:1	600	600	47Ohm	61Ohm	Data/Voice Coupling	300Hz ~ 3.5kHz	±0.5dB	1500VRMS @ 1 Minute	1.5dB Max @ 1kHz	-	-	0°C ~ 70°C	CSA-C22.2 No. 66-M1988, UL1459	Through Hole	0.528" L x 0.512" W (13.40mm x 13.00mm)	0.421" (10.70mm)	PC Pin
107D AUDIO XFMR 150CT / 150CT TH Hammond Manufacturing	1,050	-	RFQ	Datasheet	107	Bulk	Active	1:1	150CT	150CT	22Ohm	27Ohm	Miniature Epoxy Potted	300Hz ~ 50kHz	±1.5dB	100VRMS	-	-	150mW	-	-	Through Hole	0.630" L x 0.586" W (16.00mm x 14.88mm)	0.630" (16.00mm)	PC Pin
1750A AUDIO XFMR 22.8K / 8 CHAS MNT Hammond Manufacturing	3,430	-	RFQ	Datasheet	1750	Box	Active	53.11:1	22.8k	8	1.065kOhm	1.02Ohm	Single Ended Audiophile, Ultra-Linear - Tube Output	70Hz ~ 15kHz	±1dB	-	-	-	3.5W	-	-	Chassis Mount	2.000" L x 1.440" W (50.80mm x 36.58mm)	1.773" (45.03mm)	Wire Leads
124A AUDIO XFMR 10K / 90KCT CHAS MNT Hammond Manufacturing	3,796	-	RFQ	Datasheet	124	Bulk	Active	1:3	10k	90kCT	405Ohm	1.525kOhm	Tube Driver and Speaker Matching	150Hz ~ 15kHz	±1dB	500Vrms	-	-	5W	-	-	Chassis Mount	2.380" L x 1.350" W (60.45mm x 34.29mm)	1.430" (36.32mm)	Wire Leads
1760H XFMR 6.6KCT / 4, 8, 16 CHAS MNT Hammond Manufacturing	2,721	-	RFQ	Datasheet	1760	Box	Active	40.62:1, 28.72:1, 20.31:1	6.6kCT	4, 8, 16	347.8Ohm	686mOhm, 803mOhm, 1.157Ohm	Push-Pull Audiophile, Ultra-Linear - Tube Output	70Hz ~ 15kHz	±1dB	-	-	-	20W	-	-	Chassis Mount	3.710" L x 2.400" W (94.23mm x 60.96mm)	2.371" (60.22mm)	Wire Leads
1750L AUDIO XFMR 4.2KCT / 4 CHAS MNT Hammond Manufacturing	2,906	-	RFQ	Datasheet	1750	Box	Active	31.16:1	4.2kCT	4	46.48Ohm, 51.04Ohm	170mOhm	Push-Pull Audiophile, Ultra-Linear - Tube Output	70Hz ~ 15kHz	±1dB	-	-	-	60W	-	-	Chassis Mount	4.050" L x 3.050" W (102.87mm x 77.47mm)	3.523" (89.48mm)	Wire Leads
1650F XFMR 7.6KCT / 4, 8, 16 CHAS MNT Hammond Manufacturing	2,383	-	RFQ	Datasheet	1600	Bulk	Active	-	7.6kCT	4, 8, 16	210Ohm	220mOhm, 270mOhm	Push-Pull Audiophile, Ultra-Linear - Tube Output	30Hz ~ 30kHz	±1dB	2000V @ 1 Second	±1dB	-	25W	-	-	Chassis Mount	3.500" L x 2.500" W (88.90mm x 63.50mm)	3.060" (77.72mm)	Wire Leads
1629SEA XFMR 6.5K / 4, 8, 16 CHAS MNT Hammond Manufacturing	2,197	-	RFQ	Datasheet	1600	Box	Active	-	6.5k	4, 8, 16	-	-	Single Ended Audiophile, Ultra-Linear - Tube Output	20Hz ~ 20kHz	±1dB	2000Vrms	±1dB	-	30W	-	-	Chassis Mount	4.500" L x 3.750" W (114.30mm x 95.25mm)	4.560" (115.82mm)	Wire Leads
1630SEA XFMR 3.5K / 4, 8, 16 CHAS MNT Hammond Manufacturing	2,835	-	RFQ	Datasheet	1600	Box	Active	-	3.5k	4, 8, 16	110.1Ohm	634mOhm	Single Ended Audiophile, Ultra-Linear - Tube Output	20Hz ~ 20kHz	±1dB	2828VDC @ 1 Second	±1dB	-	30W	-	-	Chassis Mount	4.980" L x 3.750" W (126.49mm x 95.25mm)	4.650" (118.11mm)	Wire Leads
TTC-5028 AUDIO XFMR 600 / 470 TH Tamura	3,996	-	RFQ	Datasheet	TTC	Bulk	Active	1:1	600	470	92Ohm	120Ohm	Data/Voice Coupling	300Hz ~ 3.5kHz	±1dB ~ ±4dB	1875VRMS @ 1 Second	2.5dB Max @ 1kHz	-	-40dB ~ 4dB	-	CSA-C22.2 No. 950-95, UL1950	Through Hole	0.886" L x 0.909" W (22.50mm x 23.10mm)	0.583" (14.80mm)	PC Pin
TTC-108N AUDIO XFMR 600CT / 600CT TH Tamura	2,816	-	RFQ	Datasheet	TTC	Bulk	Active	1:1	600CT	600CT	44Ohm	56Ohm	Data/Voice Coupling	300Hz ~ 3.5kHz	±0.5dB	1500VRMS @ 1 Minute	1.4dB Max @ 1kHz	-	-45dB ~ 7dB	-	CSA-C22.2 No. 66-M1988, UL1459	Through Hole	0.815" L x 0.650" W (20.70mm x 16.50mm)	0.736" (18.70mm)	PC Pin
TY-302P AUDIO XFMR 600 / 600/600 TH Triad Magnetics	1,056	-	RFQ	Datasheet	TY	Bulk	Active	1:1.47	600	600/600	34Ohm	24Ohm, 24Ohm	Data/Voice Coupling	300Hz ~ 3.5kHz	-	1500VAC	0.65dB Typ	32dB Typ	-45dB ~ 7dB	-20°C ~ 85°C	-	Through Hole	1.040" L x 0.960" W (26.42mm x 24.38mm)	0.870" (22.10mm)	PC Pin
T1104 AUDIO XFMR 600 / 600 TH Tamura	1,094	-	RFQ	Datasheet	-	Tray	Active	-	600	600	46Ohm	63Ohm	Data/Voice Coupling	300Hz ~ 3.5kHz	±0.5dB	1500VRMS @ 1 Minute	1dB Typ @ 1kHz	26dB Min	-45dB ~ 7dB	-	CSA-C22.2 No. 950-M89, UL1459, UL1950	Through Hole	0.780" L x 0.654" W (19.80mm x 16.60mm)	0.469" (11.90mm)	PC Pin
145H AUDIO XFMR 2K / 500CT CHAS MNT Hammond Manufacturing	2,584	-	RFQ	Datasheet	145	Bulk	Active	-	2k	500CT	148Ohm	17Ohm	Economical Open Type	150Hz ~ 15kHz	±1dB	-	-	-	135mW	-	-	Chassis Mount	1.630" L x 0.880" W (41.40mm x 22.35mm)	0.810" (20.57mm)	Wire Leads
146J AUDIO XFMR 1KCT / 3.2 CHAS MNT Hammond Manufacturing	3,418	-	RFQ	Datasheet	146	Bulk	Active	-	1kCT	3.2	56Ohm	300mOhm	Economical Open Type	150Hz ~ 15kHz	±1dB	-	-	-	700mW	-	-	Chassis Mount	1.630" L x 0.880" W (41.40mm x 22.35mm)	0.810" (20.57mm)	Wire Leads
117K4 AUDIO XFMR 8 / 25V CHAS MNT Hammond Manufacturing	1,425	-	RFQ	Datasheet	117	Bulk	Active	-	8	25V	-	-	Sound Distribution	100Hz ~ 9kHz	1dB	-	2dB	-	4W	-	-	Chassis Mount	2.810" L x 1.500" W (71.37mm x 38.10mm)	1.690" (42.93mm)	Solder Lug
107J AUDIO XFMR 1KCT / 600CT TH Hammond Manufacturing	4,023	-	RFQ	Datasheet	107	Bulk	Active	1.29:1	1kCT	600CT	92Ohm	70Ohm	Miniature Epoxy Potted	300Hz ~ 50kHz	±1.5dB	100VRMS	-	-	150mW	-	-	Through Hole	0.630" L x 0.586" W (16.00mm x 14.88mm)	0.630" (16.00mm)	PC Pin
149Q AUDIO XFMR 200CT / 3.2 TH Hammond Manufacturing	3,832	-	RFQ	Datasheet	149	Bulk	Active	-	200CT	3.2	19Ohm	400mOhm	Economical Open Type	200Hz ~ 15kHz	±1dB	-	0.5dB	-	1000mW	-	-	Through Hole	1.060" L x 0.820" W (26.92mm x 20.83mm)	0.820" (20.83mm)	PC Pin

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