Ballast / Transformer

Hammond 149S - Output Applicaton - Nominal Impedance : 600 ct Ohms Primary / 150 ct Ohms Secondary - D.C. Resistance : 53 Ohms Primary / 17 Ohms Secondary - Max. Primary D.C. Current : 4 ma. (Tolerance Of 15% On Resistance)

Hammond 148Y - Transformers - Audio Open Frame - PC Board Mount - Output - Nominal Impedance: 5000 ct Pri.@ 500 ct Sec. - 0.7 ma. Max. Primary D.C. current - D.C. Resistance (Ohms) +/- 15%: 410 Pri.@ 52 Sec. - 300 Output

Hammond 149T - Output Applicaton - Nominal Impedance : 600 ct Ohms Primary / 600 ct Ohms Secondary - D.C. Resistance : 53 Ohms Primary / 70 Ohms Secondary - Max. Primary D.C. Current : 4 ma. (Tolerance Of 15% On Resistance)

Hammond 143B - Transformers - Audio Chassis Mount - Input - 15 Output - Nominal Impedance: 3.2 Pri. @ 4000 Sec. - D.C. Resistance (Ohms) +/- 15%:0.4 Pri. @ 245 Sec.

Hammond 149U - Output Applicaton - Nominal Impedance : 150/600 Ohms Primary / 8 Ohms Secondary - D.C. Resistance : 53 Ohms Primary / 95 Ohms Secondary - Max. Primary D.C. Current : 4 ma. (Tolerance Of 15% On Resistance)

Hammond 149V - Nominal Impedance : 600 ct Ohms Primary / 300/1200 Ohms Secondary - D.C. Resistance : 53 Ohms Primary / 63 Ohms Secondary - Max. Primary D.C. Current : 4 ma. (Tolerance Of 15% On Resistance)

Hammond 143D - Transformers - Audio Chassis Mount - Input - 25 Output - Nominal Impedance: 200K Pri. @ 1000 Sec. - D.C. Resistance (Ohms) +/- 15%:4500 Pri. @ 30 Sec.

Hammond 801A - Nominal Impedance : 50/200 Ohms Primary / 50/200 Ohms Secondary - Max. Primary D.C. Unbalanced Current : 0.8 ma.

Notes: Electrostatic shield between primary secondary Single plate requires parallel feed. When operating at impedances below nominal, power capability is lower and the frequency spectrum is shifted downward, conversely, at higher impedances power capability and frequency spectrum will be shifted upward.

Hammond 143H - Transformers - Audio Chassis Mount - Driver - 30 Output - Nominal Impedance: 1500 Pri. @ 500 ct Sec. - D.C. Resistance (Ohms) +/- 15%:111 Pri. @ 24 Sec.

Hammond 117F2 - Audio Transformers - Speaker Level - Audio Sound Distribution Line Matching - 70V - 2 Watt - 8 Ohms Voice Coil Impedance - Horizontal, channel bracket, 2-hole (.187" dia.) mounting - Solder lugs, also suitable for slip on jumper connections - Total power requirements of speakers should not exceed the rated power of each transformer or rated power of the amplifier

Hammond 143J - Transformers - Audio Chassis Mount - Driver - 30 Output - Nominal Impedance: 3000 Pri. @ 1000 ct Sec. - D.C. Resistance (Ohms) +/- 15%:265 Pri. @ 53 Sec.

Hammond 802A - Nominal Impedance : 50/200 (60/240) Ohms Primary / 125/500 (150/600) Ohms Secondary - Max. Primary D.C. Unbalanced Current : 0.8 ma.

Notes:Electrostatic shield between primary secondary Single plate requires parallel feed. When operating at impedances below nominal, power capability is lower and the frequency spectrum is shifted downward, conversely, at higher impedances power capability and frequency spectrum will be shifted upward.

Hammond 143L - Transformers - Audio Chassis Mount - Driver - 30 Output - Nominal Impedance: 10000 Pri. @ 200 ct Sec. - D.C. Resistance (Ohms) +/- 15%:720 Pri. @ 9 Sec.

Hammond 143N - Transformers - Audio Chassis Mount - Driver Applicaton - 30 Output - Nominal Impedance: 10000 Pri. @ 2000 ct Sec. - D.C. Resistance (Ohms) +/- 15%:720 Pri. @ 89 Sec.

Hammond 143R - Transformers - Audio Chassis Mount - Driver Applicaton - 30 Output - Nominal Impedance: 25000 Pri. @ 600 ct Sec. - D.C. Resistance (Ohms) +/- 15%:1890 Pri. @ 25 Sec.

Hammond 144B - Transformers - Audio Chassis Mount - Output Applicaton - 150 Output - Nominal Impedance: 200 ct Pri. @ 3.2 Sec. - D.C. Resistance (Ohms) +/- 15%:10 Pri. @ 0 Sec.

Hammond 804A - Nominal Impedance : 125/500 (150/600) Ohms Primary / 125/500 (150/600) Ohms Secondary - Max. Primary D.C. Unbalanced Current : 0.5 ma.

Notes: Electrostatic shield between primary secondary Single plate requires parallel feed. When operating at impedances below nominal, power capability is lower and the frequency spectrum is shifted downward, conversely, at higher impedances power capability and frequency spectrum will be shifted upward.

Hammond 144D - Transformers - Audio Chassis Mount - Output Applicaton - 150 Output - Nominal Impedance: 300 ct Pri. @ 3.2 Sec. - D.C. Resistance (Ohms) +/- 15%:15 Pri. @ 0.33 Sec.

Hammond 117E4 - Audio Transformers - Speaker Level - Audio Sound Distribution Line Matching - 70V - 4 Watt - 3.2 Ohms Voice Coil Impedance - Horizontal, channel bracket, 2-hole (.187" dia.) mounting - Solder lugs, also suitable for slip on jumper connections - Total power requirements of speakers should not exceed the rated power of each transformer or rated power of the amplifier