Yes, it does have a headphone jack however, it is intended for use with high-impedance headphones, not for use with 32-ohm or lower phones. And Ed adds, "A word of caution on the DH-330. It does a pretty credible job in most situations except for a strong station next to a weak one." Thanks to Joe for creating the front end schematic linked above. Our contributor Joe says, "In comparing the Hafler DH-330 against my other tuners/receivers I find it just a little bit lacking on front end selectivity. I did not look at the audio but one can, from experience, assume that an increase in size and type of capacitors in the audio path reduce bass distortion due to phase delay." #JVC FX 330 FM AM TUNER MANUAL DEXTERITY GENERATOR#The selection process requires a good scope, an FM signal generator for the sweep signal and another FM tuner to provide a source for the 10.7 MHz signal required to pick out a good one. The transistor amp is easy enough but the ceramic filter is another story, as filters can vary significantly in characteristics and must be selected. #JVC FX 330 FM AM TUNER MANUAL DEXTERITY MOD#This mod is not extensive but does require parts selection. The DH-330's selectivity can be improved with the addition of a ceramic filter IF amp at the mixer output. Our contributor Ed (VE) says, "The Hafler tuner is a computer-controlled unit with varactor tuning, 3 in the RF and 2 for a buffered local oscillator. The only Hafler tuner that is reputed to be halfway decent is the very common, ugly-looking FM-only DH-330. Hafler DH-330K (kit - 1984, $400) owner's manual, front end schematic, review) search eBay We have posted updated eBay sale price data in this section through December, 2009 data for "as is" or damaged tuners, or otherwise unrepresentative auctions, may be excluded. See the On-Deck Circle for tuners that we know very little about or that we're not sure merit a writeup. In parentheses after the model number are the year of introduction and most recent list price, and/or the original list price if indicated by "orig" (special thanks to David Rich of The Audio Critic for copies of historical material from his reference library). Tuners are listed alphabetically by manufacturer and in alphabetical and numerical sequence by model number. Granted to quote our text so long as proper credit is given.ĮBay listings that quote us incorrectly or without credit may be
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